/* =========================================================
   Foto Vacanza — Summer Alps × Google Material
   ========================================================= */

:root {
    /* Alpine summer palette */
    --alp-sky: #d7ebf5;
    --alp-sky-deep: #9ec9e0;
    --alp-meadow: #e8f3ea;
    --alp-pine: #1b5e4a;
    --alp-teal: #0f766e;
    --alp-teal-bright: #14b8a6;
    --alp-lake: #5eb7c9;
    --alp-sun: #f4d58d;
    --alp-stone: #5c6b73;
    --alp-snow: #f7fbfc;

    /* Material-like semantic tokens */
    --color-primary: #0f766e;
    --color-on-primary: #ffffff;
    --color-primary-container: #ccfbf1;
    --color-on-primary-container: #042f2e;

    --color-secondary: #3d5a5a;
    --color-on-secondary: #ffffff;
    --color-secondary-container: #d8ebe8;
    --color-on-secondary-container: #0f2928;

    --color-tertiary: #3b6d8c;
    --color-on-tertiary: #ffffff;
    --color-tertiary-container: #d3e9f7;
    --color-on-tertiary-container: #0c2a3d;

    --color-error: #b3261e;
    --color-on-error: #ffffff;
    --color-error-container: #f9dedc;
    --color-on-error-container: #410e0b;

    --color-success-container: #d1fae5;
    --color-on-success-container: #064e3b;

    --color-bg: #f3f7f8;
    --color-surface: rgba(255, 255, 255, 0.82);
    --color-surface-solid: #ffffff;
    --color-on-surface: #1a2b2e;
    --color-on-surface-variant: #4f6468;
    --color-outline: #8aa0a4;
    --color-outline-variant: #c9d8db;

    --shadow-1: 0 1px 2px rgba(15, 42, 46, 0.06), 0 1px 3px rgba(15, 42, 46, 0.08);
    --shadow-2: 0 4px 12px rgba(15, 42, 46, 0.08), 0 2px 4px rgba(15, 42, 46, 0.04);
    --shadow-3: 0 12px 32px rgba(15, 42, 46, 0.12), 0 4px 8px rgba(15, 42, 46, 0.06);
    --shadow-btn: 0 2px 8px rgba(15, 118, 110, 0.28);

    --radius-xs: 8px;
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 28px;
    --radius-full: 999px;

    --ease: cubic-bezier(0.2, 0, 0, 1);
    --ease-out: cubic-bezier(0.05, 0.7, 0.1, 1);
    --dur-fast: 160ms;
    --dur: 280ms;
    --dur-slow: 480ms;

    /* Roboto type scale — Google hierarchy */
    --font: "Roboto", system-ui, sans-serif;
    --display: 300 2.5rem/1.15 var(--font);
    --headline: 400 1.75rem/1.25 var(--font);
    --title-lg: 500 1.25rem/1.35 var(--font);
    --title-md: 500 1rem/1.4 var(--font);
    --body-lg: 400 1rem/1.5 var(--font);
    --body-md: 400 0.875rem/1.45 var(--font);
    --label-lg: 500 0.875rem/1.4 var(--font);
    --label-md: 500 0.75rem/1.35 var(--font);
    --brand: 500 1.125rem/1.3 var(--font);
    --kicker: 500 0.75rem/1.3 var(--font);

    --shell-max: 440px;
    --shell-wide: 960px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100dvh;
    font: var(--body-lg);
    font-family: var(--font);
    color: var(--color-on-surface);
    background: var(--color-bg);
    padding-bottom: env(safe-area-inset-bottom);
    overflow-x: hidden;
}

.material-symbols-outlined {
    font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
    font-size: 24px;
    line-height: 1;
    vertical-align: middle;
    user-select: none;
}

/* ---------- Ambiance (mountain summer sky) ---------- */

.ambiance {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.ambiance-sky {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            165deg,
            #c8e6f5 0%,
            #dceef6 28%,
            #e8f4ef 55%,
            #f0f6f4 78%,
            #f5f8f7 100%
        );
}

.ambiance--subtle .ambiance-sky {
    background:
        linear-gradient(
            180deg,
            #dceef4 0%,
            #eef5f4 45%,
            #f5f8f7 100%
        );
}

.ambiance-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(48px);
    opacity: 0.55;
    animation: glow-drift 18s var(--ease) infinite alternate;
}

.ambiance-glow--sun {
    width: min(55vw, 420px);
    height: min(55vw, 420px);
    top: -8%;
    right: -6%;
    background: radial-gradient(circle, var(--alp-sun) 0%, transparent 70%);
    animation-duration: 22s;
}

.ambiance-glow--lake {
    width: min(70vw, 520px);
    height: min(50vw, 380px);
    bottom: 8%;
    left: -12%;
    background: radial-gradient(circle, rgba(94, 183, 201, 0.55) 0%, rgba(20, 184, 166, 0.2) 45%, transparent 70%);
    animation-duration: 26s;
    animation-delay: -6s;
}

.ambiance-peaks {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: min(38vh, 320px);
    opacity: 0.55;
}

.peak {
    transition: opacity var(--dur-slow) var(--ease);
}

.peak--far {
    fill: #7eb8c9;
    opacity: 0.35;
}

.peak--mid {
    fill: #4f9a8f;
    opacity: 0.4;
}

.peak--near {
    fill: #2d6b5f;
    opacity: 0.28;
}

@keyframes glow-drift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(-3%, 4%) scale(1.06); }
}

/* ---------- Reveal motion ---------- */

.reveal {
    animation: reveal-up var(--dur-slow) var(--ease-out) both;
    animation-delay: var(--reveal-delay, 0ms);
}

@keyframes reveal-up {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal,
    .ambiance-glow {
        animation: none !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ---------- Top bar ---------- */

.top-bar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 64px;
    padding: env(safe-area-inset-top) 16px 0;
    background: color-mix(in srgb, var(--alp-snow) 72%, transparent);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom: 1px solid color-mix(in srgb, var(--color-outline-variant) 55%, transparent);
}

.top-bar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    padding: 12px 0;
}

.top-bar-brand--compact {
    flex: 1;
    min-width: 0;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: linear-gradient(145deg, var(--alp-teal-bright), var(--alp-teal));
    color: #fff;
    box-shadow: var(--shadow-btn);
    flex-shrink: 0;
}

.brand-mark .material-symbols-outlined {
    font-size: 22px;
    font-variation-settings: "FILL" 1, "wght" 400, "GRAD" 0, "opsz" 24;
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.brand-name {
    font: var(--brand);
    color: var(--color-on-surface);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.brand-tag {
    font: var(--label-md);
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--color-on-surface-variant);
    text-transform: uppercase;
}

.icon-btn {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    margin: 10px 0;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--color-on-surface);
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--dur-fast) var(--ease);
    flex-shrink: 0;
}

.icon-btn:hover {
    background: color-mix(in srgb, var(--color-on-surface) 8%, transparent);
}

.icon-btn:active {
    background: color-mix(in srgb, var(--color-on-surface) 12%, transparent);
}

/* ---------- Shell / layout ---------- */

.shell {
    position: relative;
    z-index: 1;
    width: min(100% - 32px, var(--shell-max));
    margin: 0 auto;
    padding: 28px 0 48px;
}

.shell--wide {
    width: min(100% - 32px, var(--shell-wide));
}

/* ---------- Hero ---------- */

.hero {
    margin-bottom: 28px;
}

.hero-kicker {
    margin: 0 0 10px;
    font: var(--kicker);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
}

.hero-title {
    margin: 0 0 12px;
    font: var(--display);
    letter-spacing: -0.02em;
    color: var(--color-on-surface);
}

.hero-lead {
    margin: 0;
    font: var(--body-lg);
    font-weight: 300;
    color: var(--color-on-surface-variant);
    max-width: 34ch;
}

/* ---------- Banners ---------- */

.banner {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    margin-bottom: 20px;
    border-radius: var(--radius-md);
    font: var(--body-md);
    box-shadow: var(--shadow-1);
}

.banner .material-symbols-outlined {
    margin-top: 1px;
    flex-shrink: 0;
}

.banner strong {
    display: block;
    font: var(--title-md);
    margin-bottom: 2px;
}

.banner span {
    color: inherit;
    opacity: 0.9;
}

.banner--success {
    background: var(--color-success-container);
    color: var(--color-on-success-container);
}

.banner--error {
    background: var(--color-error-container);
    color: var(--color-on-error-container);
}

/* ---------- Upload panel ---------- */

.panel {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 24px 20px 20px;
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    border: 1px solid color-mix(in srgb, #fff 70%, var(--color-outline-variant));
    box-shadow: var(--shadow-2);
    backdrop-filter: blur(20px) saturate(1.15);
    -webkit-backdrop-filter: blur(20px) saturate(1.15);
}

.panel-section {
    margin-bottom: 18px;
}

.section-label {
    display: block;
    margin: 0 0 10px;
    font: var(--label-lg);
    color: var(--color-on-surface-variant);
}

/* Floating label field — Material outlined */

.field {
    position: relative;
}

.field input {
    width: 100%;
    height: 56px;
    padding: 16px 16px 16px 48px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--color-outline);
    background: color-mix(in srgb, var(--color-surface-solid) 70%, transparent);
    color: var(--color-on-surface);
    font: var(--body-lg);
    transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.field input:hover {
    border-color: var(--color-on-surface);
}

.field input:focus {
    outline: none;
    border: 2px solid var(--color-primary);
    padding-left: 47px;
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-primary) 16%, transparent);
}

.field-label {
    position: absolute;
    left: 48px;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 4px;
    background: linear-gradient(
        to bottom,
        transparent 42%,
        color-mix(in srgb, #fff 88%, var(--alp-meadow)) 42%,
        color-mix(in srgb, #fff 88%, var(--alp-meadow)) 100%
    );
    color: var(--color-on-surface-variant);
    font: var(--body-lg);
    pointer-events: none;
    transition: all var(--dur-fast) var(--ease);
}

.field input:focus ~ .field-label,
.field input:not(:placeholder-shown) ~ .field-label {
    top: 0;
    transform: translateY(-50%) scale(0.82);
    font-weight: 500;
    letter-spacing: 0.01em;
}

.field input:focus ~ .field-label {
    color: var(--color-primary);
    background: linear-gradient(
        to bottom,
        transparent 42%,
        #f6faf9 42%,
        #f6faf9 100%
    );
}

.field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-on-surface-variant);
    pointer-events: none;
    transition: color var(--dur-fast) var(--ease);
}

.field input:focus ~ .field-icon {
    color: var(--color-primary);
}

/* ---------- Dropzone ---------- */

.dropzone {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 36px 20px;
    border: 1.5px dashed var(--color-outline);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(
            160deg,
            color-mix(in srgb, var(--color-primary-container) 45%, transparent),
            color-mix(in srgb, var(--color-tertiary-container) 35%, transparent)
        );
    color: var(--color-on-surface-variant);
    text-align: center;
    cursor: pointer;
    transition:
        border-color var(--dur) var(--ease),
        background var(--dur) var(--ease),
        color var(--dur) var(--ease),
        box-shadow var(--dur) var(--ease),
        transform var(--dur-fast) var(--ease);
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--color-primary);
    border-style: solid;
    color: var(--color-on-primary-container);
    background: var(--color-primary-container);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-primary) 20%, transparent);
}

.dropzone.dragover {
    transform: scale(1.01);
}

.dropzone-visual {
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin-bottom: 6px;
    border-radius: 50%;
    background: var(--color-surface-solid);
    color: var(--color-primary);
    box-shadow: var(--shadow-1);
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease);
}

.dropzone:hover .dropzone-visual,
.dropzone.dragover .dropzone-visual {
    transform: scale(1.06);
    box-shadow: var(--shadow-2);
    color: var(--alp-teal);
}

.dropzone-visual .material-symbols-outlined {
    font-size: 28px;
}

.dropzone-title {
    font: var(--title-md);
    color: var(--color-on-surface);
}

.dropzone-hint {
    font: var(--body-md);
    opacity: 0.85;
}

.dropzone input[type="file"] {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
}

/* ---------- Previews ---------- */

.preview-wrap {
    margin-top: 14px;
}

.preview-strip {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 4px 2px 8px;
    scrollbar-width: thin;
}

.preview-thumb {
    flex: 0 0 auto;
    width: 72px;
    height: 72px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    box-shadow: var(--shadow-1);
    animation: thumb-in var(--dur) var(--ease-out) both;
}

@keyframes thumb-in {
    from {
        opacity: 0;
        transform: scale(0.88);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.preview-count {
    margin: 0;
    font: var(--label-md);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-on-surface-variant);
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 48px;
    padding: 0 24px;
    margin-top: 4px;
    border: none;
    border-radius: var(--radius-full);
    font: var(--label-lg);
    letter-spacing: 0.02em;
    cursor: pointer;
    text-decoration: none;
    transition:
        box-shadow var(--dur-fast) var(--ease),
        background-color var(--dur-fast) var(--ease),
        transform 100ms var(--ease),
        opacity var(--dur-fast) var(--ease);
}

.btn:active:not(:disabled) {
    transform: scale(0.985);
}

.btn .material-symbols-outlined {
    font-size: 20px;
}

.btn-primary {
    background: linear-gradient(135deg, #14b8a6 0%, #0f766e 100%);
    color: var(--color-on-primary);
    box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
    box-shadow: 0 4px 16px rgba(15, 118, 110, 0.36);
}

.btn-primary:disabled {
    background: color-mix(in srgb, var(--color-on-surface) 12%, transparent);
    color: color-mix(in srgb, var(--color-on-surface) 38%, transparent);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    margin-top: 16px;
    background: var(--color-secondary-container);
    color: var(--color-on-secondary-container);
    box-shadow: none;
}

.btn-secondary:hover {
    box-shadow: var(--shadow-1);
}

/* ---------- Modal (gallery username) ---------- */

body.modal-open {
    overflow: hidden;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: grid;
    place-items: center;
    padding: 24px 16px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur) var(--ease);
}

.modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.modal[hidden] {
    display: none !important;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 28, 32, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: none;
    cursor: pointer;
}

.modal-card {
    position: relative;
    z-index: 1;
    width: min(100%, 400px);
    padding: 24px 22px 20px;
    border-radius: var(--radius-xl);
    background: var(--color-surface-solid);
    border: 1px solid color-mix(in srgb, #fff 70%, var(--color-outline-variant));
    box-shadow: var(--shadow-3);
    animation: reveal-up var(--dur) var(--ease-out);
}

.modal-title {
    margin: 0 0 6px;
    font: var(--title-lg);
    color: var(--color-on-surface);
}

.modal-lead {
    margin: 0 0 18px;
    font: var(--body-md);
    color: var(--color-on-surface-variant);
}

.modal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 18px;
}

.modal-actions .btn {
    margin-top: 0;
    width: auto;
    min-width: 110px;
}

.btn-inline {
    width: auto;
    margin-top: 20px;
    padding-inline: 28px;
}

.btn.loading {
    pointer-events: none;
    opacity: 0.9;
}

.btn.loading .material-symbols-outlined {
    display: none;
}

.btn.loading::before {
    content: "";
    width: 18px;
    height: 18px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---------- Gallery ---------- */

.gallery-meta {
    margin-bottom: 20px;
}

.gallery-heading {
    margin: 0 0 6px;
    font: var(--headline);
    letter-spacing: -0.015em;
    color: var(--color-on-surface);
}

.gallery-sub {
    margin: 0;
    font: var(--body-md);
    color: var(--color-on-surface-variant);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.photo-tile {
    position: relative;
    aspect-ratio: 1;
    border: none;
    padding: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: block;
    width: 100%;
    background: var(--color-secondary-container);
    box-shadow: var(--shadow-1);
    cursor: pointer;
    transition:
        transform var(--dur-fast) var(--ease),
        box-shadow var(--dur-fast) var(--ease);
}

body.lightbox-open {
    overflow: hidden;
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur) var(--ease);
}

.lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.lightbox[hidden] {
    display: none !important;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 28, 32, 0.82);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: none;
    cursor: pointer;
}

.lightbox-stage {
    position: relative;
    z-index: 1;
    width: min(100vw - 24px, 1100px);
    height: min(100dvh - 24px, 900px);
    display: grid;
    grid-template-rows: auto 1fr;
    align-items: center;
    justify-items: center;
}

.lightbox-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 4px;
    pointer-events: none;
}

.lightbox-top > * {
    pointer-events: auto;
}

.lightbox-counter {
    font: var(--label-lg);
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.88);
    padding: 8px 14px;
    border-radius: var(--radius-full);
    background: rgba(0, 0, 0, 0.28);
}

.lightbox-btn,
.lightbox-nav {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    cursor: pointer;
    transition: background-color var(--dur-fast) var(--ease), transform 100ms var(--ease);
}

.lightbox-btn:hover,
.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.24);
}

.lightbox-btn:active {
    transform: scale(0.96);
}

.lightbox-nav:active {
    transform: translateY(-50%) scale(0.96);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.lightbox-nav--prev {
    left: 4px;
}

.lightbox-nav--next {
    right: 4px;
}

.lightbox-nav .material-symbols-outlined {
    font-size: 28px;
}

.lightbox-figure {
    margin: 0;
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    padding: 56px 56px 24px;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-3);
    background: rgba(0, 0, 0, 0.2);
    animation: lightbox-in var(--dur) var(--ease-out);
}

@keyframes lightbox-in {
    from {
        opacity: 0;
        transform: scale(0.97);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 720px) {
    .lightbox-figure {
        padding: 56px 12px 20px;
    }

    .lightbox-nav--prev {
        left: 0;
    }

    .lightbox-nav--next {
        right: 0;
    }
}

.photo-tile::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(15, 42, 46, 0.18));
    opacity: 0;
    transition: opacity var(--dur) var(--ease);
    pointer-events: none;
}

.photo-tile:hover,
.photo-tile:focus-visible {
    transform: translateY(-2px) scale(1.015);
    box-shadow: var(--shadow-3);
    outline: none;
}

.photo-tile:hover::after,
.photo-tile:focus-visible::after {
    opacity: 1;
}

.photo-tile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--dur-slow) var(--ease);
}

.photo-tile:hover img {
    transform: scale(1.04);
}

.empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 72px 16px 40px;
}

.empty-icon {
    font-size: 64px;
    color: var(--color-outline);
    margin-bottom: 12px;
}

.empty-title {
    margin: 0 0 8px;
    font: var(--headline);
    color: var(--color-on-surface);
}

.empty-lead {
    margin: 0;
    font: var(--body-lg);
    font-weight: 300;
    color: var(--color-on-surface-variant);
    max-width: 28ch;
}

/* ---------- Admin ---------- */

.top-bar-link {
    margin-left: auto;
    margin-right: 4px;
    padding: 8px 14px;
    border-radius: var(--radius-full);
    font: var(--label-lg);
    color: var(--color-on-surface-variant);
    text-decoration: none;
    transition: background-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.top-bar-link:hover {
    background: color-mix(in srgb, var(--color-on-surface) 8%, transparent);
    color: var(--color-on-surface);
}

.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.admin-actions .btn {
    margin-top: 0;
}

.album-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.album-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid color-mix(in srgb, #fff 70%, var(--color-outline-variant));
    box-shadow: var(--shadow-1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.album-avatar {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    flex-shrink: 0;
    background: var(--color-primary-container);
    color: var(--color-primary);
}

.album-meta {
    min-width: 0;
    flex: 1;
}

.album-name {
    margin: 0 0 2px;
    font: var(--title-md);
    color: var(--color-on-surface);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.album-stats {
    margin: 0;
    font: var(--body-md);
    color: var(--color-on-surface-variant);
}

.album-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex-shrink: 0;
}

.btn-compact {
    width: auto;
    min-height: 40px;
    margin-top: 0;
    padding: 0 16px;
}

@media (max-width: 560px) {
    .album-row {
        flex-wrap: wrap;
    }

    .album-actions {
        width: 100%;
    }

    .album-actions .btn {
        flex: 1;
    }
}

/* ---------- Responsive ---------- */

@media (min-width: 720px) {
    :root {
        --display: 300 3rem/1.12 var(--font);
    }

    .shell {
        padding-top: 40px;
    }

    .panel {
        padding: 28px 28px 24px;
    }

    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 14px;
    }
}

@media (max-width: 380px) {
    .hero-title {
        font-size: 2.1rem;
    }

    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
}