* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --gold: #C9A84C;
    --gold-light: #e8c97a;
    --dark: #0f0b06;
    --dark2: #1a1208;
    --dark3: #2a2010;
    --bg: #f5f2ed;
    --bg2: #ede9e2;
    --text: #1a1208;
    --text2: #6b5c3e;
    --text3: #9a8a6e;
    --white: #fff;
    --radius: 10px;
    --shadow: 0 4px 24px rgba(26, 18, 8, .12);
    --red: #c0392b;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

/* ════════════════════════════
   AUTH SCREEN
════════════════════════════ */
#authScreen {
    display: flex;
    min-height: 100vh;
}

.auth-left {
    flex: 1;
    background: var(--dark2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px;
    position: relative;
    overflow: hidden;
}

.auth-left::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(201, 168, 76, .12) 0%, transparent 70%);
}

.auth-brand {
    position: relative;
    text-align: center;
}

.auth-logo-ring {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Cormorant Garamond', serif;
    font-size: 28px;
    color: var(--gold);
    font-weight: 600;
    margin: 0 auto 20px;
}

.auth-brand-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 26px;
    color: var(--gold);
    font-weight: 400;
    letter-spacing: .06em;
    margin-bottom: 6px;
}

.auth-brand-tag {
    color: var(--text3);
    font-size: 12px;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.auth-left-footer {
    position: absolute;
    bottom: 24px;
    left: 0;
    right: 0;
    text-align: center;
    color: rgba(154, 138, 110, .4);
    font-size: 11px;
}

.auth-deco {
    position: absolute;
    bottom: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 1px solid rgba(201, 168, 76, .08);
}

.auth-deco2 {
    position: absolute;
    top: -40px;
    left: -40px;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 1px solid rgba(201, 168, 76, .06);
}

.auth-right {
    width: 480px;
    background: var(--white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 40px;
}

@media(max-width:700px) {
    #authScreen {
        flex-direction: column;
    }

    .auth-left {
        padding: 32px;
        min-height: 200px;
    }

    .auth-right {
        width: 100%;
        padding: 32px 24px;
    }
}

.auth-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 32px;
    border-bottom: 2px solid var(--bg2);
    width: 100%;
}

.auth-tab {
    flex: 1;
    text-align: center;
    padding: 10px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    color: var(--text3);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color .15s, border-color .15s;
}

.auth-tab.active {
    color: var(--gold);
    border-bottom-color: var(--gold);
}

.auth-form {
    width: 100%;
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeIn .2s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.auth-form-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 22px;
    font-weight: 400;
    color: var(--text);
    margin-bottom: 6px;
}

.auth-form-sub {
    font-size: 12px;
    color: var(--text3);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text2);
    margin-bottom: 6px;
    display: block;
    text-transform: uppercase;
    letter-spacing: .07em;
}

.form-input {
    width: 100%;
    padding: 11px 14px;
    font-size: 14px;
    border: 1px solid rgba(26, 18, 8, .15);
    border-radius: 8px;
    background: var(--white);
    color: var(--text);
    outline: none;
    font-family: 'DM Sans', sans-serif;
    transition: border-color .15s;
}

.form-input:focus {
    border-color: var(--gold);
}

.form-input.error {
    border-color: var(--red);
}

.auth-btn {
    width: 100%;
    background: var(--gold);
    color: var(--dark2);
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    margin-top: 4px;
    transition: opacity .15s;
    letter-spacing: .02em;
}

.auth-btn:hover {
    opacity: .88;
}

.auth-btn:active {
    opacity: .75;
}

.auth-err {
    background: rgba(192, 57, 43, .08);
    border: 1px solid rgba(192, 57, 43, .2);
    color: var(--red);
    font-size: 12px;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 14px;
    display: none;
}

.auth-err.show {
    display: block;
}

.auth-ok {
    background: rgba(39, 174, 96, .08);
    border: 1px solid rgba(39, 174, 96, .2);
    color: #27ae60;
    font-size: 12px;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 14px;
    display: none;
}

.auth-ok.show {
    display: block;
}

.auth-switch {
    margin-top: 20px;
    text-align: center;
    font-size: 13px;
    color: var(--text3);
}

.auth-switch a {
    color: var(--gold);
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* password toggle */
.pw-wrap {
    position: relative;
}

.pw-wrap .form-input {
    padding-right: 42px;
}

.pw-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text3);
    font-size: 16px;
    line-height: 1;
    padding: 2px;
}

/* ════════════════════════════
   APP (logged in)
════════════════════════════ */
#appScreen {
    display: none;
}

/* TOPBAR */
.topbar {
    background: var(--dark2);
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(201, 168, 76, .15);
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-logo-circle {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1.5px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Cormorant Garamond', serif;
    font-size: 14px;
    color: var(--gold);
    font-weight: 600;
}

.topbar-name {
    color: var(--gold);
    font-family: 'Cormorant Garamond', serif;
    font-size: 17px;
    font-weight: 500;
    letter-spacing: .04em;
}

.topbar-sub {
    color: var(--text3);
    font-size: 11px;
    margin-top: 1px;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-user {
    color: var(--text3);
    font-size: 12px;
}

.back-btn,
.logout-btn {
    background: none;
    border: 1px solid rgba(201, 168, 76, .3);
    color: var(--gold);
    border-radius: 20px;
    padding: 5px 14px;
    font-size: 12px;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background .15s, border-color .15s;
}

.back-btn:hover,
.logout-btn:hover {
    background: rgba(201, 168, 76, .08);
    border-color: var(--gold);
}

.logout-btn {
    color: #e07070;
    border-color: rgba(192, 57, 43, .3);
}

.logout-btn:hover {
    background: rgba(192, 57, 43, .08);
    border-color: #c0392b;
}

/* PAGES */
.page {
    display: none;
    animation: fadeIn .25s ease;
}

.page.active {
    display: block;
}

/* HOME */
.home-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 36px 24px;
}

.home-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.home-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--text2);
}

.add-couple-btn {
    background: var(--gold);
    color: var(--dark2);
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 7px;
    font-family: 'DM Sans', sans-serif;
    transition: opacity .15s;
}

.add-couple-btn:hover {
    opacity: .85;
}

.couples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
}

.couple-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: transform .18s, box-shadow .18s;
}

.couple-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(26, 18, 8, .18);
}

.couple-thumb {
    width: 100%;
    aspect-ratio: 3/4;
    background: var(--bg2);
    overflow: hidden;
    position: relative;
}

.couple-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}

.couple-card:hover .couple-thumb img {
    transform: scale(1.04);
}

.no-cover {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text3);
    font-size: 12px;
}

.no-cover-icon {
    font-size: 36px;
    opacity: .5;
}

.photo-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(15, 11, 6, .75);
    color: var(--gold);
    font-size: 11px;
    padding: 3px 9px;
    border-radius: 20px;
    font-weight: 500;
    backdrop-filter: blur(4px);
}

.edit-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(201, 168, 76, .9);
    color: var(--dark2);
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 20px;
    font-weight: 500;
    cursor: pointer;
    opacity: 0;
    transition: opacity .15s;
}

.couple-card:hover .edit-badge {
    opacity: 1;
}

.del-couple-badge {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(192, 57, 43, .85);
    color: #fff;
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 20px;
    font-weight: 500;
    cursor: pointer;
    opacity: 0;
    transition: opacity .15s;
}

.couple-card:hover .del-couple-badge {
    opacity: 1;
}

.couple-foot {
    padding: 12px 16px 16px;
    text-align: center;
}

.couple-name-text {
    font-family: 'Cormorant Garamond', serif;
    font-size: 17px;
    font-weight: 400;
    color: var(--text);
    margin-bottom: 2px;
}

.couple-action {
    font-size: 11px;
    color: var(--gold);
    letter-spacing: .04em;
}

.add-card {
    border: 2px dashed rgba(201, 168, 76, .35);
    background: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 320px;
    gap: 10px;
    color: var(--text3);
    font-size: 13px;
    transition: border-color .15s, color .15s;
    box-shadow: none;
}

.add-card:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(201, 168, 76, .03);
}

.add-card-icon {
    font-size: 32px;
    opacity: .5;
}

/* GALLERY */
.gallery-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 28px 24px;
}

.gl-hero {
    width: 100%;
    height: 220px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 24px;
    background: var(--bg2);
    position: relative;
}

.gl-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 11, 6, .6) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 20px 24px;
}

.gl-hero-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 22px;
    color: var(--white);
    font-weight: 300;
    letter-spacing: .04em;
}

.gl-hero-subtitle {
    font-size: 12px;
    color: rgba(255, 255, 255, .65);
    margin-top: 2px;
}

.gl-couple-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 28px;
    font-weight: 300;
    color: var(--text);
    line-height: 1.2;
}

.gl-couple-sub {
    font-size: 12px;
    color: var(--text3);
    margin-top: 4px;
    letter-spacing: .04em;
}

.gl-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tabs-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tab-btn {
    background: none;
    border: 1px solid rgba(26, 18, 8, .15);
    border-radius: 20px;
    padding: 6px 14px;
    font-size: 12px;
    cursor: pointer;
    color: var(--text2);
    font-family: 'DM Sans', sans-serif;
    transition: all .15s;
}

.tab-btn:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.tab-btn.active {
    background: var(--gold);
    color: var(--dark2);
    border-color: var(--gold);
    font-weight: 500;
}

.upload-area-btn {
    background: var(--dark2);
    color: var(--gold);
    border: none;
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'DM Sans', sans-serif;
    position: relative;
    overflow: hidden;
    transition: opacity .15s;
}

.upload-area-btn:hover {
    opacity: .85;
}

.upload-area-btn input[type=file] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.photo-masonry {
    columns: 4;
    column-gap: 6px;
}

@media(max-width:800px) {
    .photo-masonry {
        columns: 3;
    }
}

@media(max-width:500px) {
    .photo-masonry {
        columns: 2;
    }
}

.photo-item {
    break-inside: avoid;
    margin-bottom: 6px;
    border-radius: 6px;
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

.photo-item img {
    width: 100%;
    display: block;
    border-radius: 6px;
    transition: transform .3s;
}

.photo-item:hover img {
    transform: scale(1.02);
}

.photo-del {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(180, 20, 20, .88);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 12px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
}

.photo-item:hover .photo-del {
    display: flex;
}

.photo-cat-tag {
    position: absolute;
    bottom: 6px;
    left: 6px;
    background: rgba(15, 11, 6, .7);
    color: rgba(255, 255, 255, .8);
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 10px;
    display: none;
}

.tab-all .photo-cat-tag {
    display: block;
}

.empty-gl {
    text-align: center;
    padding: 60px 24px;
    color: var(--text3);
    font-family: 'Cormorant Garamond', serif;
    font-size: 18px;
}

.empty-gl-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: .4;
}

/* MODAL */
.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 11, 6, .6);
    z-index: 999;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 16px;
    overflow-y: auto;
    backdrop-filter: blur(3px);
}

.overlay.open {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: 14px;
    width: 100%;
    max-width: 500px;
    margin: auto;
    padding: 28px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, .25);
    animation: modalIn .2s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
}

.modal-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 20px;
    font-weight: 400;
    color: var(--text);
}

.modal-x {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text3);
    padding: 4px;
    border-radius: 4px;
    line-height: 1;
}

.modal-x:hover {
    background: var(--bg2);
}

.cover-drop {
    border: 2px dashed rgba(201, 168, 76, .35);
    border-radius: 10px;
    padding: 28px;
    text-align: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: border-color .15s;
}

.cover-drop:hover {
    border-color: var(--gold);
}

.cover-drop img {
    max-height: 200px;
    width: 100%;
    object-fit: cover;
    border-radius: 6px;
}

.cover-drop-hint {
    color: var(--text3);
    font-size: 13px;
}

.cover-drop-icon {
    font-size: 32px;
    margin-bottom: 8px;
    opacity: .5;
}

.cover-drop input[type=file] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 22px;
}

.btn-cancel {
    background: none;
    border: 1px solid rgba(26, 18, 8, .15);
    border-radius: 8px;
    padding: 9px 18px;
    font-size: 13px;
    cursor: pointer;
    color: var(--text2);
    font-family: 'DM Sans', sans-serif;
}

.btn-cancel:hover {
    background: var(--bg2);
}

.btn-primary {
    background: var(--gold);
    color: var(--dark2);
    border: none;
    border-radius: 8px;
    padding: 9px 22px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
}

.btn-primary:hover {
    opacity: .85;
}

/* LIGHTBOX */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 6px;
    object-fit: contain;
}

.lightbox-close {
    position: fixed;
    top: 20px;
    right: 24px;
    background: none;
    border: none;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    opacity: .7;
}

.lightbox-close:hover {
    opacity: 1;
}