/* ============================================================================
   GOLDENE HOCHZEIT — Heinrich & Pauline Fröse
   Design System "Klassisch Elegant"
   ----------------------------------------------------------------------------
   Ivory/champagne backgrounds · Gold accents · Deep brown text
   Serif display (Playfair) · Clean sans (Inter) · Decorative (Dancing Script)
   ============================================================================ */


/* ===== CUSTOM PROPERTIES ===== */
:root {
    /* Primär (Gold) */
    --gold:          #D4AF37;
    --gold-dark:     #B8960F;
    --gold-light:    #E8C84A;

    /* Hintergrund */
    --ivory:         #FFFFF0;
    --champagner:    #F7E7CE;
    --cream:         #FFF8E7;

    /* Text */
    --brown-deep:    #3E2723;
    --brown-warm:    #5C4033;
    --taupe:         #8B7355;

    /* Funktional */
    --success:       #10B981;
    --error:         #EF4444;
    --info:          #3B82F6;
    --white:         #FFFFFF;

    /* Gold for TEXT use only — darker hue meets WCAG AA on ivory/cream/white */
    --gold-text:     #8A6D0B;

    /* Spacing-Skala (4-Punkt-System) */
    --space-1:   0.25rem;   /*  4px */
    --space-2:   0.5rem;    /*  8px */
    --space-3:   0.75rem;   /* 12px */
    --space-4:   1rem;      /* 16px */
    --space-5:   1.5rem;    /* 24px */
    --space-6:   2rem;      /* 32px */
    --space-7:   2.5rem;    /* 40px */
    --space-8:   3rem;      /* 48px */
    --space-9:   4rem;      /* 64px */
    --space-10:  5rem;      /* 80px */
    --space-11:  6rem;      /* 96px */
    --space-12:  8rem;      /* 128px */

    /* Radius */
    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   16px;
    --radius-xl:   24px;
    --radius-full: 9999px;

    /* Schatten (warm, subtil) */
    --shadow-sm:  0 1px 2px rgba(62, 39, 35, 0.06);
    --shadow-md:  0 4px 12px rgba(62, 39, 35, 0.08);
    --shadow-lg:  0 12px 32px rgba(62, 39, 35, 0.12);
    --shadow-xl:  0 24px 48px rgba(62, 39, 35, 0.16);
    --shadow-gold: 0 4px 16px rgba(212, 175, 55, 0.25);

    /* Z-Index-Skala */
    --z-base:         1;
    --z-nav:          100;
    --z-modal:        1000;
    --z-toast:        1100;
    --z-presentation: 2000;

    /* Transition-Tokens */
    --ease:           cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out:       cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out:    cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast:  150ms;
    --duration-base:  300ms;
    --duration-slow:  600ms;

    /* Font-Families */
    --font-serif:  'Playfair Display', 'Georgia', 'Times New Roman', serif;
    --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-script: 'Dancing Script', 'Brush Script MT', cursive;

    /* Font-Size Fluid Scale */
    --fs-xs:    0.75rem;
    --fs-sm:    0.875rem;
    --fs-base:  1rem;
    --fs-lg:    1.125rem;
    --fs-xl:    1.25rem;
    --fs-2xl:   1.5rem;
    --fs-3xl:   clamp(1.75rem, 3vw, 2.25rem);
    --fs-4xl:   clamp(2rem, 4.5vw, 3rem);
    --fs-5xl:   clamp(2.5rem, 6vw, 4.5rem);
    --fs-6xl:   clamp(3rem, 8vw, 5.5rem);

    /* Layout */
    --container-max: 1200px;
    --content-max:   68ch;
}


/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    -moz-tab-size: 4;
    tab-size: 4;
}

body {
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    font-weight: 400;
    line-height: 1.65;
    color: var(--brown-deep);
    background: linear-gradient(180deg, var(--ivory) 0%, var(--cream) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

a {
    color: var(--brown-deep);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease);
}

a:hover {
    color: var(--brown-deep);
    text-decoration: underline;
    text-decoration-color: var(--gold);
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

ul,
ol {
    padding-left: 1.25em;
}

hr {
    border: 0;
    border-top: 1px solid var(--champagner);
    margin: var(--space-6) 0;
}

::selection {
    background-color: var(--gold);
    color: var(--brown-deep);
}


/* ===== TYPOGRAPHY BASE ===== */
h1,
h2,
h3,
h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--brown-deep);
    letter-spacing: -0.01em;
}

h1 {
    font-size: var(--fs-5xl);
    font-weight: 400;
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--fs-4xl);
}

h3 {
    font-size: var(--fs-2xl);
}

h4 {
    font-size: var(--fs-xl);
    font-family: var(--font-sans);
    font-weight: 600;
}

p {
    max-width: var(--content-max);
    color: var(--brown-warm);
}


/* ===== TYPOGRAPHY HELPERS ===== */
.display {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.1;
}

.script {
    font-family: var(--font-script);
    font-weight: 400;
    color: var(--gold-text);
    line-height: 1.2;
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: var(--fs-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--gold-text);
}

.lead {
    font-size: var(--fs-lg);
    line-height: 1.6;
    color: var(--brown-warm);
}

.muted {
    color: var(--taupe);
}

.text-center {
    text-align: center;
}


/* ===== LAYOUT UTILITIES ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: clamp(var(--space-4), 4vw, var(--space-7));
}

.section {
    padding-block: clamp(var(--space-8), 8vw, var(--space-11));
}

.section--dark {
    background-color: var(--champagner);
}

.section--cream {
    background-color: var(--cream);
}

.section__title {
    text-align: center;
    margin-bottom: var(--space-8);
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.stack--lg { gap: var(--space-6); }
.stack--xl { gap: var(--space-8); }

.cluster {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: center;
}

@media (max-width: 900px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .grid--2,
    .grid--3,
    .grid--4 { grid-template-columns: 1fr; }
}


/* ===== GOLD DECORATIVE ELEMENTS ===== */

/* Gold-Linie: dünner horizontaler Akzent */
.gold-line {
    display: block;
    width: 80px;
    height: 1px;
    margin: var(--space-5) auto;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    border: 0;
}

.gold-line--wide {
    width: 160px;
}

/* Gold-Divider: Linie mit Diamant/Punkt in der Mitte */
.gold-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin: var(--space-6) auto;
    max-width: 280px;
    color: var(--gold);
}

.gold-divider::before,
.gold-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold) 50%, transparent);
}

.gold-divider__dot {
    width: 8px;
    height: 8px;
    transform: rotate(45deg);
    background-color: var(--gold);
    flex-shrink: 0;
}

/* Gold-Corners: 4 L-förmige goldene Ecken an einem Container
   Trick: Wir verwenden background-image mit 4 linear-gradients als
   horizontale und vertikale Linien-Fragmente, die nur an den 4 Ecken
   gezeichnet werden. Jede Ecke benötigt 2 Striche (horizontal + vertikal).
   Insgesamt 8 background-images auf einem einzelnen ::before. */
.gold-corners {
    position: relative;
    padding: var(--space-8);
}

.gold-corners::before {
    content: '';
    position: absolute;
    inset: var(--space-3);
    pointer-events: none;
    background-image:
        /* top-left horizontal */
        linear-gradient(var(--gold), var(--gold)),
        /* top-left vertical */
        linear-gradient(var(--gold), var(--gold)),
        /* top-right horizontal */
        linear-gradient(var(--gold), var(--gold)),
        /* top-right vertical */
        linear-gradient(var(--gold), var(--gold)),
        /* bottom-left horizontal */
        linear-gradient(var(--gold), var(--gold)),
        /* bottom-left vertical */
        linear-gradient(var(--gold), var(--gold)),
        /* bottom-right horizontal */
        linear-gradient(var(--gold), var(--gold)),
        /* bottom-right vertical */
        linear-gradient(var(--gold), var(--gold));
    background-repeat: no-repeat;
    background-size:
        40px 1.5px,    /* tl h */
        1.5px 40px,    /* tl v */
        40px 1.5px,    /* tr h */
        1.5px 40px,    /* tr v */
        40px 1.5px,    /* bl h */
        1.5px 40px,    /* bl v */
        40px 1.5px,    /* br h */
        1.5px 40px;    /* br v */
    background-position:
        top left,      /* tl h */
        top left,      /* tl v */
        top right,     /* tr h */
        top right,     /* tr v */
        bottom left,   /* bl h */
        bottom left,   /* bl v */
        bottom right,  /* br h */
        bottom right;  /* br v */
}


/* ===== NAVIGATION ===== */
.nav {
    position: sticky;
    top: 0;
    z-index: var(--z-nav);
    background-color: rgba(255, 255, 240, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.3);
    transition: background-color var(--duration-base) var(--ease);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block: var(--space-4);
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-serif);
    font-size: var(--fs-lg);
    color: var(--brown-deep);
}

.nav__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: var(--brown-deep);
    font-family: var(--font-serif);
    font-size: var(--fs-base);
    font-weight: 700;
    box-shadow: var(--shadow-gold);
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav__link {
    position: relative;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--brown-warm);
    padding-block: var(--space-2);
}

.nav__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--gold);
    transition: width var(--duration-base) var(--ease);
}

.nav__link:hover::after,
.nav__link.is-active::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 32px;
    height: 32px;
    align-items: center;
    justify-content: center;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background-color: var(--brown-deep);
    transition: transform var(--duration-base) var(--ease),
                opacity var(--duration-base) var(--ease);
}

@media (max-width: 768px) {
    .nav__toggle {
        display: flex;
    }

    .nav__list {
        position: fixed;
        top: 0;
        right: 0;
        width: min(80vw, 320px);
        height: 100vh;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-5);
        padding: var(--space-11) var(--space-6) var(--space-6);
        background-color: var(--ivory);
        border-left: 1px solid var(--champagner);
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        transition: transform var(--duration-base) var(--ease);
    }

    .nav__list.is-open {
        transform: translateX(0);
    }

    .nav__link {
        font-size: var(--fs-lg);
        font-family: var(--font-serif);
    }
}


/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    font-weight: 500;
    line-height: 1;
    letter-spacing: 0.02em;
    border: 1.5px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: background-color var(--duration-base) var(--ease),
                border-color var(--duration-base) var(--ease),
                color var(--duration-base) var(--ease),
                transform var(--duration-fast) var(--ease),
                box-shadow var(--duration-base) var(--ease);
    user-select: none;
    white-space: nowrap;
}

.btn:disabled,
.btn[aria-disabled="true"] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn--primary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: var(--brown-deep);
    border-color: var(--gold-dark);
    box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
    color: var(--brown-deep);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--outline {
    background-color: transparent;
    color: var(--brown-deep);
    border-color: var(--gold);
}

.btn--outline:hover {
    background-color: var(--gold);
    color: var(--brown-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn--ghost {
    background-color: transparent;
    color: var(--brown-warm);
    border-color: transparent;
    min-height: auto;
    padding: var(--space-2) var(--space-3);
}

.btn--ghost:hover {
    color: var(--brown-deep);
    text-decoration: underline;
    text-decoration-color: var(--gold);
    text-underline-offset: 4px;
}

.btn--sm {
    min-height: 36px;
    padding: var(--space-2) var(--space-4);
    font-size: var(--fs-sm);
}

.btn--lg {
    min-height: 56px;
    padding: var(--space-4) var(--space-8);
    font-size: var(--fs-lg);
}

.btn--block {
    display: flex;
    width: 100%;
}


/* ===== CARDS ===== */
.card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-6);
    transition: transform var(--duration-base) var(--ease),
                box-shadow var(--duration-base) var(--ease);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card--bordered {
    border: 1px solid rgba(212, 175, 55, 0.4);
    box-shadow: var(--shadow-sm);
}

.card--flat {
    box-shadow: none;
    background-color: var(--cream);
}

.card--flat:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
}

.card__title {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    margin-bottom: var(--space-2);
    color: var(--brown-deep);
}

.card__meta {
    font-size: var(--fs-sm);
    color: var(--taupe);
    margin-bottom: var(--space-3);
}

.card__body > * + * {
    margin-top: var(--space-3);
}


/* ===== FORMS ===== */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form__label {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--brown-deep);
    letter-spacing: 0.02em;
}

.form__label--required::after {
    content: ' *';
    color: var(--error);
}

.form__input,
.form__textarea,
.form__select {
    width: 100%;
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    color: var(--brown-deep);
    background-color: var(--white);
    border: 1px solid rgba(139, 115, 85, 0.3);
    border-radius: var(--radius-md);
    transition: border-color var(--duration-base) var(--ease),
                box-shadow var(--duration-base) var(--ease);
}

.form__textarea {
    min-height: 120px;
    resize: vertical;
    line-height: 1.6;
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: var(--taupe);
    opacity: 0.7;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
    outline: 2px solid var(--brown-deep);
    outline-offset: 1px;
    border-color: var(--gold-dark);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.35);
}

.form__input.is-error,
.form__textarea.is-error {
    border-color: var(--error);
}

.form__input.is-error:focus,
.form__textarea.is-error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form__help {
    font-size: var(--fs-xs);
    color: var(--taupe);
}

.form__error {
    font-size: var(--fs-xs);
    color: var(--error);
}

/* Erfolgsmeldung in Formularen (z. B. pages/reset.html) */
.form__success {
    font-size: var(--fs-sm);
    color: var(--brown-deep);
    padding: var(--space-3);
    background: var(--cream, #fff8e1);
    border-left: 3px solid var(--gold, #d4af37);
    border-radius: var(--radius-sm, 4px);
}

/* Badge fuer Chips/Tabs — z. B. offene Passwort-Anfragen auf dem
 * "Zugangsdaten"-Tab im Admin-Panel. Wird an ein .chip-Element angehaengt.
 */
.tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5em;
    height: 1.5em;
    margin-left: var(--space-2, 0.5rem);
    padding: 0 0.45em;
    font-size: 0.75em;
    font-weight: 700;
    line-height: 1;
    color: var(--white, #fff);
    background-color: var(--error, #c94a4a);
    border-radius: 999px;
}

.chip.is-active .tab-badge {
    background-color: var(--white, #fff);
    color: var(--error, #c94a4a);
}

/* File input styled via hidden input + label pattern */
.form__file {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.form__file-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: var(--space-3) var(--space-6);
    background-color: var(--white);
    border: 1.5px dashed var(--gold);
    border-radius: var(--radius-md);
    color: var(--brown-deep);
    cursor: pointer;
    transition: background-color var(--duration-base) var(--ease);
}

.form__file-label:hover {
    background-color: var(--champagner);
}


/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-11) var(--space-5);
    background:
        radial-gradient(ellipse at top, var(--ivory) 0%, transparent 60%),
        linear-gradient(180deg, var(--ivory) 0%, var(--cream) 50%, var(--champagner) 100%);
    overflow: hidden;
}

.hero__inner {
    position: relative;
    max-width: 780px;
    margin: 0 auto;
    padding: var(--space-9) var(--space-6);
    animation: heroFadeIn 1.2s var(--ease-out) both;
}

.hero__eyebrow {
    display: block;
    margin-bottom: var(--space-5);
}

.hero__title {
    font-size: var(--fs-5xl);
    font-weight: 400;
    line-height: 1.05;
    margin-bottom: var(--space-4);
    color: var(--brown-deep);
}

.hero__title .amp {
    font-style: italic;
    color: var(--gold-text);
    font-weight: 400;
}

.hero__script {
    font-family: var(--font-script);
    font-size: clamp(3rem, 8vw, 5.5rem);
    color: var(--gold-text);
    line-height: 1;
    margin-block: var(--space-5);
}

.hero__date {
    display: block;
    font-size: var(--fs-lg);
    color: var(--taupe);
    letter-spacing: 0.15em;
    margin-top: var(--space-5);
}

.hero__actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-7);
}

@keyframes heroFadeIn {
    0% {
        opacity: 0;
        transform: translateY(24px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}


/* ===== LOGIN PAGE ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background:
        radial-gradient(ellipse at center, var(--ivory) 0%, var(--cream) 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: var(--space-8) var(--space-7);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.login-card__header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.login-card__title {
    font-family: var(--font-serif);
    font-size: var(--fs-3xl);
    color: var(--brown-deep);
    margin-bottom: var(--space-2);
}

.login-card__subtitle {
    font-size: var(--fs-sm);
    color: var(--taupe);
}

.login-card__footer {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--fs-sm);
    color: var(--taupe);
}

.login-card__footer a {
    color: var(--brown-deep);
    text-decoration: underline;
    text-decoration-color: var(--gold);
    text-underline-offset: 3px;
}


/* ===== UPLOAD ZONE ===== */
.upload-zone {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    min-height: 240px;
    padding: var(--space-8);
    background-color: var(--ivory);
    border: 2px dashed var(--gold);
    border-radius: var(--radius-lg);
    text-align: center;
    cursor: pointer;
    transition: background-color var(--duration-base) var(--ease),
                border-color var(--duration-base) var(--ease);
}

.upload-zone:hover,
.upload-zone.is-dragover {
    background-color: var(--champagner);
    border-color: var(--gold-dark);
}

.upload-zone__icon {
    width: 56px;
    height: 56px;
    color: var(--gold);
}

.upload-zone__title {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    color: var(--brown-deep);
}

.upload-zone__hint {
    font-size: var(--fs-sm);
    color: var(--taupe);
}

/* Progress bar */
.progress {
    width: 100%;
    height: 6px;
    background-color: var(--champagner);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress__bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--gold) 0%, var(--gold-light) 100%);
    border-radius: var(--radius-full);
    transition: width var(--duration-base) var(--ease);
}


/* ===== GALLERY (CSS COLUMNS MASONRY) ===== */
.gallery {
    column-count: 1;
    column-gap: var(--space-5);
}

@media (min-width: 640px) {
    .gallery { column-count: 2; }
}

@media (min-width: 900px) {
    .gallery { column-count: 3; }
}

@media (min-width: 1200px) {
    .gallery { column-count: 4; }
}

.gallery__item {
    position: relative;
    display: block;
    break-inside: avoid;
    margin-bottom: var(--space-5);
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--cream);
    box-shadow: var(--shadow-sm);
    cursor: zoom-in;
}

.gallery__item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--duration-slow) var(--ease);
}

.gallery__item:hover img {
    transform: scale(1.04);
}

.gallery__caption {
    position: absolute;
    inset: auto 0 0 0;
    padding: var(--space-4);
    color: var(--ivory);
    background: linear-gradient(0deg, rgba(62, 39, 35, 0.85) 0%, transparent 100%);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity var(--duration-base) var(--ease),
                transform var(--duration-base) var(--ease);
    font-size: var(--fs-sm);
    border-top: 1px solid var(--gold);
}

.gallery__item:hover .gallery__caption {
    opacity: 1;
    transform: translateY(0);
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background-color: rgba(62, 39, 35, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.lightbox.is-open {
    display: flex;
    animation: fadeIn var(--duration-base) var(--ease-out);
}

.lightbox__image {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gold);
}

.lightbox__close {
    position: absolute;
    top: var(--space-5);
    right: var(--space-5);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1.5px solid var(--gold);
    border-radius: var(--radius-full);
    color: var(--gold);
    font-size: var(--fs-xl);
    cursor: pointer;
    transition: background-color var(--duration-base) var(--ease);
}

.lightbox__close:hover {
    background-color: var(--gold);
    color: var(--brown-deep);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}


/* ===== TIMELINE ===== */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-6) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1.5px;
    background: linear-gradient(180deg, transparent, var(--gold) 10%, var(--gold) 90%, transparent);
    transform: translateX(-50%);
}

.timeline-entry {
    position: relative;
    width: 50%;
    padding: var(--space-5) var(--space-7);
}

.timeline-entry--left {
    left: 0;
    text-align: right;
}

.timeline-entry--right {
    left: 50%;
    text-align: left;
}

.timeline-entry::before {
    content: '';
    position: absolute;
    top: var(--space-7);
    width: 14px;
    height: 14px;
    border-radius: var(--radius-full);
    background-color: var(--gold);
    border: 3px solid var(--ivory);
    box-shadow: 0 0 0 1.5px var(--gold);
    z-index: 1;
}

.timeline-entry--left::before {
    right: calc(var(--space-7) * -0.5 - 7px);
    transform: translateX(50%);
}

.timeline-entry--right::before {
    left: calc(var(--space-7) * -0.5 - 7px);
    transform: translateX(-50%);
}

.timeline-entry__year {
    font-family: var(--font-serif);
    font-size: var(--fs-2xl);
    color: var(--gold-text);
    margin-bottom: var(--space-2);
}

.timeline-entry__card {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
}

.timeline-entry__title {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    color: var(--brown-deep);
    margin-bottom: var(--space-2);
}

.timeline-entry__text {
    color: var(--brown-warm);
    font-size: var(--fs-sm);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }

    .timeline-entry {
        width: 100%;
        padding-left: var(--space-8);
        padding-right: var(--space-4);
        text-align: left;
    }

    .timeline-entry--left,
    .timeline-entry--right {
        left: 0;
        text-align: left;
    }

    .timeline-entry--left::before,
    .timeline-entry--right::before {
        left: 13px;
        right: auto;
        transform: none;
    }
}

/* ----- Dekaden-Marker ---------------------------------------------
   Große Jahrzehnts-Überschrift, zentriert auf der goldenen Achse.
   Wird von js/timeline.js VOR dem ersten Eintrag jeder neuen Dekade
   eingefügt (z. B. "1980er", "1990er"). Auf Mobile rutscht der Marker
   nach links an die vertikale Linie, damit er nicht mit den
   umgebrochenen Einträgen kollidiert. */
.timeline-section {
    position: relative;
    width: 100%;
    text-align: center;
    font-family: var(--font-serif);
    font-size: var(--fs-3xl);
    color: var(--gold-text);
    margin: var(--space-8) 0 var(--space-6) 0;
    padding: 0;
    letter-spacing: 0.02em;
    /* Eigener Hintergrund, damit die goldene Linie hinter dem Text
       optisch "unterbrochen" wird — ohne harte Kante. */
    background: radial-gradient(ellipse at center,
        var(--cream) 0%,
        var(--cream) 55%,
        transparent 85%);
}

@media (max-width: 768px) {
    .timeline-section {
        text-align: left;
        padding-left: var(--space-8);
        font-size: var(--fs-2xl);
        background: none;
    }
}


/* ===== PRESENTATION MODE (SHOW) ===== */
.presentation {
    position: fixed;
    inset: 0;
    z-index: var(--z-presentation);
    display: none;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at center, var(--ivory) 0%, var(--cream) 100%);
}

.presentation.is-active {
    display: flex;
}

.slide {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-5);
    max-width: 90vw;
    max-height: 90vh;
    padding: var(--space-6);
}

.slide__image {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gold);
}

.slide__caption {
    text-align: center;
    color: var(--brown-warm);
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    max-width: 680px;
}

.slide--fade-in {
    animation: slideFadeIn 500ms var(--ease-out) both;
}

.slide--slide-in {
    animation: slideSlideIn 500ms var(--ease-out) both;
}

.slide--zoom-in {
    animation: slideZoomIn 500ms var(--ease-out) both;
}

@keyframes slideFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes slideSlideIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideZoomIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.presentation__dots {
    position: absolute;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-3);
}

.presentation__dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background-color: rgba(212, 175, 55, 0.35);
    border: none;
    cursor: pointer;
    transition: background-color var(--duration-base) var(--ease),
                transform var(--duration-base) var(--ease);
}

.presentation__dot.is-active {
    background-color: var(--gold);
    transform: scale(1.3);
}

.presentation__close {
    position: absolute;
    top: var(--space-5);
    right: var(--space-5);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1.5px solid var(--gold);
    border-radius: var(--radius-full);
    color: var(--brown-deep);
    cursor: pointer;
    z-index: 10;
}


/* ===== PRESENTATION — Task 13 Erweiterungen ===== */

/*
 * Stage-Wrapper in pages/show.html: nimmt den gesamten verfügbaren
 * Innenraum des .presentation-Containers ein und zentriert die
 * aktuelle Folie. Die Folien selbst tragen die .slide-Klasse und
 * leben als einziges Kind in diesem Stage.
 */
.presentation__stage {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    box-sizing: border-box;
}

/*
 * Body-Klasse für /pages/show.html — kein sichtbares Navi/Footer,
 * vollflächiger Hintergrund für das Lade-/Leer-State und später den
 * Präsentations-Container.
 */
.presentation-page {
    background: radial-gradient(ellipse at center, var(--ivory) 0%, var(--cream) 100%);
    min-height: 100vh;
    margin: 0;
}

/* Ladehinweis vor dem Start der Engine */
.show-loading {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brown-warm);
}

.show-loading__text {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    font-style: italic;
}

/* Leerer Zustand — keine Folien vorhanden */
.show-empty {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
}

.show-empty__inner {
    max-width: 640px;
    width: 100%;
}

/* ─── Folien-Typen ────────────────────────────────────────── */

/* Titel-Folie: große, zentrierte Überschrift auf hellem Hintergrund */
.slide.slide--title {
    text-align: center;
}

.slide__title {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 6vw, 5rem);
    color: var(--brown-deep);
    line-height: 1.1;
    margin: 0 0 var(--space-4) 0;
}

.slide__subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    color: var(--brown-warm);
    font-style: italic;
    margin: 0;
}

/* Text-Folie: Zitat oder Anekdote, serifen-kursiv, zentriert */
.slide.slide--text {
    text-align: center;
    max-width: 60ch;
}

.slide__quote {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    color: var(--brown-deep);
    line-height: 1.4;
    margin: 0 0 var(--space-5) 0;
}

.slide__attribution {
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    color: var(--brown-warm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Foto-Folie: Bild zentriert, optional Bildunterschrift unten */
.slide.slide--photo {
    position: relative;
    padding: 0;
}

.slide--photo .slide__image {
    display: block;
}

.slide__caption-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: var(--space-5) var(--space-6);
    background: linear-gradient(
        to top,
        rgba(60, 42, 20, 0.78) 0%,
        rgba(60, 42, 20, 0.5) 60%,
        rgba(60, 42, 20, 0) 100%
    );
    color: var(--ivory);
    text-align: center;
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.slide__caption-title {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    margin: 0 0 var(--space-2) 0;
    color: var(--ivory);
}

.slide__caption-text {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(0.95rem, 1.5vw, 1.2rem);
    margin: 0;
    color: var(--cream);
}

/* ─── HUD-Elemente (Fortschritt, Zähler, Kapitel, Vollbild) ─ */

/* Dünner Fortschrittsbalken am unteren Rand */
.presentation__progress {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background-color: rgba(212, 175, 55, 0.15);
    pointer-events: none;
}

.presentation__progress-fill {
    height: 100%;
    width: 0;
    background-color: var(--gold);
    transition: width 400ms var(--ease-out);
}

/* Folien-Zähler unten rechts (3 / 47) */
.presentation__counter {
    position: absolute;
    right: var(--space-5);
    bottom: var(--space-5);
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    color: var(--brown-warm);
    letter-spacing: 0.05em;
    pointer-events: none;
}

/* Kapitel-Label unten links */
.presentation__chapter {
    position: absolute;
    left: var(--space-5);
    bottom: var(--space-5);
    font-family: var(--font-serif);
    font-style: italic;
    font-size: var(--fs-base);
    color: var(--brown-warm);
    max-width: 40%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: none;
}

/* Dezenter Moderator-Hinweis: nächste Folie in kleiner Schrift */
.presentation__next-hint {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: calc(var(--space-5) + 1.25rem);
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--brown-warm);
    opacity: 0.55;
    pointer-events: none;
    max-width: 50%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Vollbild-Toggle: links oben neben dem Close-Button */
.presentation__fullscreen {
    position: absolute;
    top: var(--space-5);
    left: var(--space-5);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1.5px solid var(--gold);
    border-radius: var(--radius-full);
    color: var(--brown-deep);
    cursor: pointer;
    font-size: 1.5rem;
    z-index: 10;
}

.presentation__fullscreen:hover,
.presentation__close:hover {
    background-color: rgba(212, 175, 55, 0.15);
}

/* Fokus-Ring für Tastaturbedienung */
.presentation:focus,
.presentation:focus-visible {
    outline: none;
}

/* Bei sehr schmalen Viewports (Smartphone) kompaktere HUD-Abstände */
@media (max-width: 600px) {
    .presentation__counter,
    .presentation__chapter {
        font-size: 0.75rem;
    }
    .presentation__chapter {
        max-width: 55%;
    }
    .presentation__close,
    .presentation__fullscreen {
        width: 40px;
        height: 40px;
    }
}

/* Reduzierte Bewegung: keine CSS-Transition mehr auf dem Fortschrittsbalken */
@media (prefers-reduced-motion: reduce) {
    .presentation__progress-fill {
        transition: none;
    }
}


/* ===== AMBIENT MODE (APPLE-TV STYLE 3D) ===== */
.ambient-container {
    perspective: 1200px;
    transform-style: preserve-3d;
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background-color: var(--brown-deep);
}

.ambient-photo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
}

/* Origami unfold (exact per spec) */
@keyframes origamiUnfold {
    0% {
        transform: rotateY(-90deg);
        opacity: 0;
    }
    50% {
        transform: rotateY(-20deg);
        opacity: 0.8;
    }
    100% {
        transform: rotateY(0deg);
        opacity: 1;
    }
}

/* Ken Burns pan+zoom */
@keyframes kenBurns {
    0% {
        transform: scale(1) translate(0, 0);
    }
    100% {
        transform: scale(1.3) translate(-3%, 2%);
    }
}

/* Crossfade */
@keyframes crossfadeIn {
    0%   { opacity: 0; }
    100% { opacity: 1; }
}

/* Slide 3D (slight Y rotation on entry) */
@keyframes slide3dIn {
    0% {
        transform: translateX(100%) rotateY(15deg);
        opacity: 0;
    }
    100% {
        transform: translateX(0) rotateY(0);
        opacity: 1;
    }
}

/* Parallax (depth): incoming photo glides in from the right with a subtle
   zoom and blur-out for a layered, three-dimensional "push forward" feel. */
@keyframes parallaxIn {
    0% {
        transform: translate3d(30%, 0, 0) scale(1.15);
        opacity: 0;
        filter: blur(6px);
    }
    60% {
        opacity: 1;
    }
    100% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 1;
        filter: blur(0);
    }
}

.ambient-photo--origami {
    animation: origamiUnfold 1.8s var(--ease-out) forwards,
               crossfadeIn 600ms var(--ease-out) forwards;
    transform-origin: left center;
}

.ambient-photo--kenburns {
    animation: kenBurns 10s ease-out forwards,
               crossfadeIn 1.5s var(--ease-out) forwards;
}

.ambient-photo--crossfade {
    animation: crossfadeIn 1.5s var(--ease-out) forwards;
}

.ambient-photo--slide3d {
    animation: slide3dIn 1.2s var(--ease-out) forwards;
}

.ambient-photo--parallax {
    animation: parallaxIn 2.5s var(--ease-out) forwards;
    transform-origin: center center;
}


/* ===== AMBIENT — Task 14 Overlay/UI ===== */

/* Body-Klasse setzt Hintergrund auf tiefes Braun und unterbindet
   jegliches Scrollen — der Ambient-Modus füllt den ganzen Viewport. */
.ambient-body {
    background-color: var(--brown-deep);
    overflow: hidden;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* Während die Engine pausiert ist, werden die CSS-Animationen aller
   .ambient-photo-Kinder eingefroren. So bleibt auch ein Ken-Burns-
   Pan-Schritt mitten im Flug stehen — ganz ohne JS-Tween. */
.ambient-container.is-paused .ambient-photo {
    animation-play-state: paused;
}

/* Dezente Uhr oben rechts — Playfair Display, halbtransparent,
   mit sanftem Schatten für Lesbarkeit auf beliebigen Foto-Hintergründen. */
.ambient-clock {
    position: fixed;
    top: var(--space-5);
    right: var(--space-6);
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 400;
    color: rgba(212, 175, 55, 0.85);           /* gold, leicht transparent */
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.65);
    letter-spacing: 0.04em;
    pointer-events: none;
    user-select: none;
    z-index: 20;
    transition: opacity 0.6s var(--ease-out),
                visibility 0s linear 0s;
}

.ambient-clock--hidden {
    opacity: 0;
    visibility: hidden;
    /* Beim Ausblenden: erst Fade, DANN visibility:hidden. */
    transition: opacity 0.6s var(--ease-out),
                visibility 0s linear 0.6s;
}

/* Steuerungs-Hinweis am unteren Rand — verschwindet nach 5 s. */
.ambient-hint {
    position: fixed;
    left: 50%;
    bottom: var(--space-6);
    transform: translateX(-50%);
    padding: var(--space-3) var(--space-5);
    background-color: rgba(0, 0, 0, 0.55);
    color: rgba(232, 200, 74, 0.95);             /* gold-light */
    font-family: var(--font-sans, 'Inter', sans-serif);
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    border-radius: 999px;
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
    z-index: 25;
    opacity: 1;
    transition: opacity 0.8s var(--ease-out);
    max-width: calc(100vw - 2 * var(--space-5));
    overflow: hidden;
    text-overflow: ellipsis;
}

.ambient-hint--hidden {
    opacity: 0;
}

/* Pause-Indikator — mittiges, gedämpftes Gold-Serif-Banner. */
.ambient-paused-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: var(--space-4) var(--space-7);
    background-color: rgba(0, 0, 0, 0.6);
    color: var(--gold-light);
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    border-radius: 4px;
    border: 1px solid rgba(212, 175, 55, 0.4);
    pointer-events: none;
    user-select: none;
    z-index: 30;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Reduced-Motion-Fallback: Kein Ken-Burns, keine 3D-Rotation — nur
   ein sanftes Crossfade. CSS-seitige Absicherung zusätzlich zur
   JavaScript-Logik in ambient.js (_pickTransition). */
@media (prefers-reduced-motion: reduce) {
    .ambient-photo--origami,
    .ambient-photo--kenburns,
    .ambient-photo--slide3d,
    .ambient-photo--parallax,
    .ambient-photo--crossfade {
        /* Alle Eintritts-Animationen durch einen KURZEN Crossfade
           ersetzen (0.6 s statt 1.5 s). transform/filter werden
           zurückgesetzt, damit keine 3D-/Blur-Reste stehen bleiben.
           Plan-Anforderung 13: "force crossfade only, reduce duration". */
        animation: crossfadeIn 0.6s ease-out forwards !important;
        transform: none !important;
        transform-origin: center center !important;
        filter: none !important;
    }
}


/* ===== ADMIN PANEL ===== */
.admin-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background-color: var(--champagner);
    border-right: 1px solid rgba(212, 175, 55, 0.4);
    padding: var(--space-6) var(--space-5);
    position: sticky;
    top: 0;
    align-self: start;
    height: 100vh;
    overflow-y: auto;
}

.admin-sidebar__brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-7);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid rgba(212, 175, 55, 0.4);
    font-family: var(--font-serif);
    color: var(--brown-deep);
}

.admin-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.admin-nav__link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    color: var(--brown-warm);
    font-size: var(--fs-sm);
    font-weight: 500;
    transition: background-color var(--duration-fast) var(--ease),
                color var(--duration-fast) var(--ease);
}

.admin-nav__link:hover,
.admin-nav__link.is-active {
    background-color: rgba(212, 175, 55, 0.2);
    color: var(--brown-deep);
}

.admin-main {
    padding: var(--space-8) var(--space-7);
    max-width: 100%;
    overflow-x: hidden;
}

.admin-main__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-7);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--champagner);
}

.admin-main__title {
    font-family: var(--font-serif);
    font-size: var(--fs-3xl);
    color: var(--brown-deep);
}

@media (max-width: 900px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        width: 280px;
        z-index: var(--z-nav);
        transform: translateX(-100%);
        transition: transform var(--duration-base) var(--ease);
    }

    .admin-sidebar.is-open {
        transform: translateX(0);
    }

    .admin-main {
        padding: var(--space-6) var(--space-5);
    }
}


/* ===== STAT CARDS ===== */
.stat-card {
    position: relative;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    text-align: center;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
}

.stat-card__value {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 400;
    color: var(--brown-deep);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-card__label {
    font-size: var(--fs-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--taupe);
}

.stat-card__delta {
    display: inline-block;
    margin-top: var(--space-3);
    font-size: var(--fs-xs);
    color: var(--success);
}


/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: min(380px, calc(100vw - var(--space-8)));
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--gold);
    color: var(--brown-deep);
    font-size: var(--fs-sm);
    animation: toastSlideIn var(--duration-base) var(--ease-out);
    pointer-events: auto;
}

.toast--success {
    border-left-color: var(--success);
}

.toast--error {
    border-left-color: var(--error);
}

.toast--info {
    border-left-color: var(--info);
}

.toast__title {
    font-weight: 600;
    margin-bottom: var(--space-1);
    color: var(--brown-deep);
}

.toast__body {
    color: var(--brown-warm);
    font-size: var(--fs-xs);
    line-height: 1.5;
}

.toast.is-leaving {
    animation: toastSlideOut var(--duration-base) var(--ease) forwards;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastSlideOut {
    to {
        opacity: 0;
        transform: translateX(24px);
    }
}


/* ===== COUNTDOWN (used by initCountdown) ===== */
.countdown {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-block: var(--space-5);
    flex-wrap: wrap;
}

.countdown__unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 72px;
    padding: var(--space-3) var(--space-4);
    background: var(--ivory);
    border: 1px solid rgba(212, 175, 55, 0.4);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.countdown__unit b {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--brown-deep);
    line-height: 1;
}

.countdown__unit small {
    font-size: var(--fs-xs);
    color: var(--taupe);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: var(--space-2);
}

.countdown__over {
    font-family: var(--font-script);
    font-size: var(--fs-3xl);
    color: var(--gold-text);
}


/* ===== SCROLL-REVEAL UTILITY ===== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
    will-change: opacity, transform;
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}


/* ===== ACCESSIBILITY UTILITIES ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--brown-deep);
    outline-offset: 3px;
    box-shadow: 0 0 0 5px rgba(212, 175, 55, 0.45);
    border-radius: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: var(--space-4);
    padding: var(--space-2) var(--space-4);
    background-color: var(--gold);
    color: var(--brown-deep);
    border-radius: var(--radius-sm);
    font-weight: 500;
    z-index: calc(var(--z-nav) + 1);
    transition: top var(--duration-base) var(--ease);
}

.skip-link:focus {
    top: var(--space-3);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}


/* ===== PRINT ===== */
@media print {
    .nav,
    .toast-container,
    .lightbox,
    .presentation,
    .upload-zone,
    .btn,
    .skip-link {
        display: none !important;
    }

    body {
        background: var(--white) !important;
        color: #000;
    }

    .section,
    .hero {
        padding: var(--space-5) 0;
        page-break-inside: avoid;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    .card,
    .timeline-entry__card,
    .stat-card {
        box-shadow: none !important;
        border: 1px solid #ccc;
    }
}


/* ===== UTILITY HELPERS ===== */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none !important; }
.block  { display: block; }
.flex   { display: flex; }
.grid-c { display: grid; }

.items-center  { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.w-full { width: 100%; }
.max-w-prose { max-width: var(--content-max); }


/* ============================================================================
   TASK 6 — LANDING PAGE + LOGIN PAGE EXTENSIONS
   ----------------------------------------------------------------------------
   Ergänzungen zu Hero, Navigation, Nav-Cards, Footer, Login-Seite.
   Ergänzt das Task-4-Designsystem um die konkreten Landing-Page-Bausteine für
   die Dankesfeier am 2. Mai 2026.
   ============================================================================ */

/* ===== NAV BRAND (zusätzlich zu .nav__badge aus Task 4) ===== */
.nav__brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: var(--brown-deep);
    font-family: var(--font-serif);
    font-size: var(--fs-base);
    font-weight: 700;
    box-shadow: var(--shadow-gold);
    flex-shrink: 0;
}

.nav__brand-text {
    font-family: var(--font-serif);
    font-size: var(--fs-lg);
    color: var(--brown-deep);
}

.nav__user {
    font-size: var(--fs-sm);
    font-style: italic;
    color: var(--brown-warm);
    padding-block: var(--space-2);
}


/* ===== PROSE (langer Lesetext) ===== */
.prose {
    max-width: var(--content-max);
    margin-inline: auto;
}

.prose > p + p {
    margin-top: var(--space-4);
}


/* ===== HERO ERWEITERUNGEN ===== */
.hero__frame {
    /* .gold-corners bringt bereits padding + Eckwinkel mit */
    background-color: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    border-radius: var(--radius-lg);
    max-width: 880px;
    margin-inline: auto;
}

.hero__verse {
    margin: var(--space-5) auto var(--space-4);
    max-width: 640px;
    text-align: center;
    color: var(--brown-deep);
    border: 0;
    padding: 0;
}

.hero__verse p {
    font-family: var(--font-script);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    line-height: 1.25;
    color: var(--brown-deep);
}

.hero__verse cite {
    display: block;
    margin-top: var(--space-2);
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-style: italic;
    letter-spacing: 0.08em;
    color: var(--brown-warm);
}

.hero__amp {
    font-style: italic;
    color: var(--gold-text);
    font-weight: 400;
}

.hero__fifty {
    font-family: var(--font-script);
    font-size: clamp(3rem, 7vw, 5rem);
    color: var(--gold-text);
    line-height: 1;
    margin-block: var(--space-4);
}

.hero__countdown {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
}


/* ===== EINLADUNG PROSE ===== */
.einladung__prose {
    max-width: 680px;
    margin-inline: auto;
    margin-top: var(--space-6);
}

.einladung__prose > p + p {
    margin-top: var(--space-4);
}


/* ===== SECONDARY VERSE SECTION ===== */
.verse-section {
    background-color: var(--cream);
    text-align: center;
}

.verse-block {
    max-width: 720px;
    margin-inline: auto;
    padding: var(--space-5) var(--space-4);
    border: 0;
    color: var(--brown-deep);
}

.verse-block p {
    font-family: var(--font-script);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    line-height: 1.3;
    color: var(--brown-deep);
}

.verse-block cite {
    display: block;
    margin-top: var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-style: italic;
    letter-spacing: 0.08em;
    color: var(--brown-warm);
}


/* ===== NAV CARDS ===== */
.nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-5);
    max-width: 1080px;
    margin: var(--space-7) auto 0;
}

.nav-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-6);
    background-color: var(--ivory);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--brown-deep);
    transition: transform var(--duration-base) var(--ease),
                box-shadow var(--duration-base) var(--ease),
                border-color var(--duration-base) var(--ease),
                background-color var(--duration-base) var(--ease);
}

.nav-card:hover,
.nav-card:focus-visible {
    transform: translateY(-4px);
    border-color: var(--gold-dark);
    box-shadow: var(--shadow-lg);
    background-color: var(--white);
}

.nav-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    color: var(--brown-deep);
    font-size: 1.75rem;
    box-shadow: var(--shadow-gold);
    margin-bottom: var(--space-2);
}

.nav-card__title {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    color: var(--brown-deep);
    margin: 0;
}

.nav-card__desc {
    font-size: var(--fs-sm);
    color: var(--brown-warm);
    line-height: 1.55;
    margin: 0;
}

.nav-card__cta {
    margin-top: auto;
    padding-top: var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--gold-text);
}


/* ===== LOGIN NUDGE (ausgeloggter Fallback) ===== */
.login-nudge {
    max-width: 560px;
    margin: var(--space-7) auto 0;
    padding: var(--space-6);
    background-color: var(--white);
    border: 1px solid rgba(212, 175, 55, 0.4);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.login-nudge p {
    margin-bottom: var(--space-4);
    color: var(--brown-warm);
}


/* ===== FOOTER ===== */
.footer {
    background-color: var(--ivory);
    border-top: 2px solid var(--gold);
    padding-block: var(--space-8) var(--space-5);
    color: var(--brown-warm);
    margin-top: var(--space-9);
}

.footer__inner {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    align-items: start;
}

@media (max-width: 768px) {
    .footer__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

.footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.footer__fifty {
    font-family: var(--font-script);
    font-size: 2.75rem;
    line-height: 1;
    color: var(--gold-text);
}

.footer__names {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    color: var(--brown-deep);
    margin: 0;
}

.footer__date {
    font-size: var(--fs-sm);
    color: var(--brown-warm);
    letter-spacing: 0.08em;
    margin: 0;
}

.footer__nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer__nav a {
    color: var(--brown-warm);
    text-decoration: none;
    transition: color var(--duration-base) var(--ease);
}

.footer__nav a:hover {
    color: var(--gold-text);
    text-decoration: underline;
    text-decoration-color: var(--gold);
    text-underline-offset: 3px;
}

.footer__heading {
    font-family: var(--font-sans);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--brown-deep);
    margin: 0 0 var(--space-3);
}

.footer__legal p {
    font-size: var(--fs-sm);
    color: var(--brown-warm);
    margin: 0 0 var(--space-2);
    line-height: 1.55;
}

.footer__legal p.footer__contact {
    margin-top: var(--space-3);
    font-style: italic;
}

.footer__bottom {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid rgba(212, 175, 55, 0.4);
    text-align: center;
}

.footer__copy {
    font-size: var(--fs-sm);
    color: var(--brown-warm);
    margin: 0;
}

.footer__copy .script {
    font-family: var(--font-script);
    font-size: 1.25rem;
    color: var(--gold-text);
    margin-left: var(--space-1);
}


/* ===== LOGIN PAGE ERWEITERUNGEN ===== */
/* .login-page__main braucht keine eigenen Layout-Regeln:
   .login-page (auf body, aus Task 4) zentriert bereits via flex. */

.login-card__back {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    display: inline-flex;
    text-decoration: none;
    transition: transform var(--duration-base) var(--ease);
}

.login-card__back:hover,
.login-card__back:focus-visible {
    transform: scale(1.06);
}


/* ============================================================================
   TASK 10: Upload-Seite — Queue, Stats, Datei-Liste, Ordner-Picker
   ============================================================================ */

/* Visuell versteckt, aber für Screenreader erreichbar */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Admin: Ordner-Picker über der Upload-Zone */
.folder-picker {
    max-width: 420px;
    margin: var(--space-6) auto 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* Upload-Zone: Fokus-Ring (Keyboard-Aktivierung) */
.upload-zone:focus-visible {
    outline: 3px solid var(--gold);
    outline-offset: 4px;
}

/* Warteschlangen-Liste während des Uploads */
.upload-queue {
    list-style: none;
    padding: 0;
    margin: var(--space-6) 0 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.upload-queue__item {
    padding: var(--space-3) var(--space-4);
    background-color: var(--white, #fff);
    border: 1px solid var(--champagner);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.upload-queue__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-4);
}

.upload-queue__name {
    font-weight: 500;
    color: var(--brown-deep);
    word-break: break-all;
}

.upload-queue__status {
    font-size: var(--fs-sm);
    color: var(--taupe);
    flex-shrink: 0;
    text-align: right;
}

.upload-queue__status--active { color: var(--brown-deep); }
.upload-queue__status--done   { color: var(--success, #2e7d32); }
.upload-queue__status--error  { color: var(--danger, #c62828); }
.upload-queue__status--warn   { color: var(--warn, #b26a00); }

/* Statistik-Zeile unterhalb der Queue */
.upload-stats {
    margin-top: var(--space-5);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-5);
    justify-content: center;
    font-size: var(--fs-sm);
    color: var(--taupe);
}

.upload-stats b {
    color: var(--brown-deep);
    font-weight: 600;
}

/* Datei-Liste des aktuellen Ordners */
.file-list {
    list-style: none;
    padding: 0;
    margin: var(--space-5) 0 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.file-list__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-3) var(--space-4);
    background-color: var(--ivory);
    border: 1px solid var(--champagner);
    border-radius: var(--radius-md);
}

.file-list__name {
    flex: 1 1 auto;
    font-weight: 500;
    color: var(--brown-deep);
    word-break: break-all;
}

.file-list__meta {
    flex: 0 0 auto;
    font-size: var(--fs-sm);
}

.file-list__delete {
    flex: 0 0 auto;
}

@media (max-width: 560px) {
    .file-list__item {
        flex-wrap: wrap;
    }
    .file-list__meta {
        order: 3;
        flex-basis: 100%;
    }
}


/* ============================================================================
   TASK 11: GALLERY — Masonry-Grid (CSS-Spalten), Filter-Chips, PhotoSwipe
   ----------------------------------------------------------------------------
   Eigene .gallery-grid-Klasse (nicht .gallery, die aus einem früheren Entwurf
   stammt). Layout ausschließlich über column-count — kein JS.
   ============================================================================ */

/* ===== GRID ===== */
.gallery-grid {
    column-count: 4;
    column-gap: var(--space-4);
    margin-top: var(--space-5);
}

@media (max-width: 1200px) {
    .gallery-grid { column-count: 3; }
}

@media (max-width: 800px) {
    .gallery-grid { column-count: 2; }
}

@media (max-width: 500px) {
    .gallery-grid {
        column-count: 1;
        column-gap: var(--space-3);
    }
}

.gallery-grid__item {
    display: block;
    break-inside: avoid;
    margin: 0 0 var(--space-4) 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--cream);
    box-shadow: var(--shadow-sm);
    cursor: zoom-in;
    /* Kein Unterstrich für <a>-Wrapper */
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--duration-base) var(--ease),
                transform var(--duration-base) var(--ease);
}

.gallery-grid__item:hover,
.gallery-grid__item:focus-visible {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    outline: none;
}

.gallery-grid__item:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
}

.gallery-grid__item img {
    width: 100%;
    height: auto;
    display: block;
    background-color: var(--champagner);
    transition: transform var(--duration-slow) var(--ease);
}

.gallery-grid__item:hover img {
    transform: scale(1.03);
}

/* ===== FILTER-LEISTE ===== */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-5) var(--space-6);
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-5);
    background-color: var(--ivory);
    border: 1px solid rgba(212, 175, 55, 0.25);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.filter-group {
    flex: 1 1 auto;
    min-width: 0;
}

.filter-group--actions {
    flex: 0 0 auto;
    align-self: center;
    margin-left: auto;
}

.filter-group__title {
    display: block;
    margin: 0 0 var(--space-2) 0;
    font-family: var(--font-sans);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--taupe);
}

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

/* ===== CHIPS ===== */
.chip {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-weight: 500;
    line-height: 1.2;
    color: var(--brown-warm);
    background-color: var(--white);
    border: 1px solid rgba(62, 39, 35, 0.18);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background-color var(--duration-fast) var(--ease),
                border-color     var(--duration-fast) var(--ease),
                color            var(--duration-fast) var(--ease),
                box-shadow       var(--duration-fast) var(--ease);
}

.chip:hover {
    border-color: var(--gold);
    color: var(--brown-deep);
    background-color: var(--cream);
}

.chip:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.chip.is-active {
    background-color: var(--gold);
    border-color: var(--gold-dark);
    color: var(--white);
    box-shadow: var(--shadow-gold);
}

.chip.is-active:hover {
    background-color: var(--gold-dark);
    color: var(--white);
}

/* ===== STATUS-ZEILE ===== */
.gallery-status {
    margin-top: var(--space-4);
    margin-bottom: 0;
    font-size: var(--fs-sm);
}

/* ===== PHOTOSWIPE — dezente Gold-Akzente ===== */
.pswp {
    --pswp-bg: rgba(20, 14, 12, 0.96);
    --pswp-icon-color: var(--gold);
    --pswp-icon-color-secondary: var(--brown-deep);
}

.pswp__button--download-button {
    /* leichter Abstand zum Close-Button */
    margin-right: var(--space-1);
}