:root {
    --bg: #f8fafc;
    --card: #fff;
    --line: #dbe4ee;
    --text: #0f172a;
    --muted: #64748b;
    --primary: #0ea5e9;
    --soft: #e0f2fe;
    --green: #ecfdf5;
    --gray: #f1f5f9;
    --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: Inter, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

body.modal-open {
    overflow: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.hero {
    background: linear-gradient(135deg, #eff8ff 0%, #fff 50%, #ecfdf5 100%);
    border-bottom: 1px solid #e5edf5;
}

.topbar {
    padding-top: 20px;
}

.topbar-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.topbar-user {
    font-weight: 600;
    color: var(--text);
}

.flash {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    max-width: 380px;
    width: calc(100% - 32px);
    margin-top: 0;
    padding: 14px 16px;
    border-radius: 18px;
    font-size: 14px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.18);
}

.flash-success {
    background: #ecfdf5;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.flash-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    padding: 36px 0 56px;
    align-items: center;
}

.badge {
    display: inline-flex;
    border: 1px solid #d7edf9;
    background: #f0f9ff;
    color: #075985;
    border-radius: 999px;
    padding: 10px 16px;
    font-size: 14px;
    margin-bottom: 16px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    line-height: 1.05;
    margin: 0;
}

.hero-text p,
.muted,
.doctor-head p,
.doctor-intro,
.content-grid p,
.upload-box p,
.login-note,
.empty-state {
    color: var(--muted);
    line-height: 1.8;
}

.hero-text p {
    font-size: 18px;
    max-width: 620px;
}

.mini-cards {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.mini-card {
    background: var(--card);
    border: 1px solid #e5edf5;
    border-radius: 22px;
    padding: 16px 18px;
    min-width: 180px;
    box-shadow: 0 8px 18px rgba(148, 163, 184, 0.12);
}

.mini-card span {
    display: block;
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 6px;
}

.doctor-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 28px;
    padding: 16px;
    box-shadow: var(--shadow);
}

.doctor-inner {
    min-height: 320px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.92);
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.doctor-head {
    display: flex;
    align-items: center;
    gap: 16px;
}

.avatar {
    width: 82px;
    height: 82px;
    border-radius: 26px;
    background: #dbeafe;
    display: grid;
    place-items: center;
    overflow: hidden;
    font-size: 30px;
    font-weight: 700;
    color: #1d4ed8;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.doctor-head h3 {
    margin: 0;
    font-size: 22px;
}

.facts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.fact {
    border-radius: 22px;
    padding: 16px;
    background: #f8fafc;
}

.fact span {
    display: block;
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 4px;
}

.fact-soft {
    background: #f0f9ff;
}

.fact-green {
    background: #ecfdf5;
}

.fact-gray {
    background: #f1f5f9;
}

.hero-slider {
    position: relative;
    width: 50%;
    max-width: 700px;
    min-width: 280px;
    height: 260px;
    margin: 40px auto;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
    background: #f1f5f9;
}

.hero-slider .slide,
.hero-slider img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slider .slide.active,
.hero-slider img.active {
    opacity: 1;
}

.main-content {
    padding: 40px 0 64px;
}

.tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 28px;
}

.tab {
    background: #f8fafc;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 16px 18px;
    font-weight: 600;
    color: #334155;
    text-align: center;
}

.tab.active {
    background: #fff;
    border-color: #bae6fd;
    box-shadow: 0 10px 25px rgba(148, 163, 184, 0.15);
}

.content-card,
.admin-panel,
.info-card {
    background: #fff;
    border-radius: 28px;
    box-shadow: var(--shadow);
}

.content-card,
.admin-panel {
    padding: 28px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.85fr;
    gap: 32px;
}

.facts-stack {
    display: grid;
    gap: 16px;
}

.masonry-grid {
    column-count: 3;
    column-gap: 5%;
}

.info-card {
    break-inside: avoid;
    overflow: hidden;
    margin: 0 0 20px;
}

.info-image {
    width: 100%;
    max-height: 250px;
    object-fit: cover;
}

.info-card-body {
    padding: 24px;
}

.icon-circle {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: var(--soft);
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 16px;
}

.info-card h3 {
    margin: 0 0 12px;
    font-size: 24px;
}

.info-card-actions,
.form-actions,
.doc-actions,
.preview-row,
.file-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.docs-layout {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 22px;
}

.doc-list {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.doc-item {
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
}

.doc-item.active {
    border-color: #7dd3fc;
    background: #f0f9ff;
}

.doc-main {
    display: block;
    flex: 1;
}

.doc-main strong {
    display: block;
    margin-bottom: 4px;
}

.doc-main span {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

.doc-viewer-head,
.section-split {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
}

.viewer-frame {
    margin-top: 18px;
    border: 1px solid var(--line);
    border-radius: 24px;
    overflow: hidden;
    min-height: 720px;
    background: #fff;
}

.viewer-frame object,
.viewer-frame iframe {
    width: 100%;
    height: 720px;
    border: 0;
}

.viewer-fallback {
    display: grid;
    place-items: center;
    min-height: 720px;
    padding: 30px;
    text-align: center;
    color: var(--muted);
    background: #f8fafc;
}

.admin-panel {
    margin-bottom: 28px;
}

.admin-section {
    margin-top: 28px;
    padding-top: 28px;
    border-top: 1px solid #e5edf5;
}

.admin-form {
    display: grid;
    gap: 18px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-grid label,
.login-form label,
.card-admin label {
    display: grid;
    gap: 8px;
}

.form-grid .full,
.card-admin .full {
    grid-column: 1 / -1;
}

label span {
    font-size: 14px;
    color: #334155;
}

input[type="text"],
input[type="password"],
textarea,
input[type="file"] {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px 16px;
    background: #fff;
}

textarea {
    min-height: 110px;
    resize: vertical;
}

.upload-box {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: #f8fafc;
    padding: 18px;
}

.small-preview {
    width: 96px;
    height: 96px;
    border-radius: 20px;
    object-fit: cover;
}

.small-preview.wide {
    width: 180px;
    height: 100px;
}

.checkbox {
    display: flex !important;
    gap: 8px;
    align-items: center;
    color: var(--muted);
}

.cards-admin {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
}

.card-admin {
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 18px;
    background: #fff;
    display: grid;
    gap: 14px;
    align-content: start;
    box-shadow: 0 8px 18px rgba(148, 163, 184, 0.12);
}

.card-admin-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.card-admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.card-admin .form-actions {
    margin-top: 10px;
}

.btn,
.btn-outline,
.icon-btn {
    border: 1px solid transparent;
    border-radius: 18px;
    padding: 12px 16px;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

.btn-outline {
    background: #fff;
    color: #0f172a;
    border-color: var(--line);
}

.btn-outline:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.icon-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    display: inline-grid;
    place-items: center;
    background: #fff;
    color: #0f172a;
    border-color: var(--line);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 9999;
}

.modal-overlay.open {
    display: flex;
}

.modal {
    width: min(1040px, 100%);
    max-height: 86vh;
    background: #fff;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.25);
    display: flex;
    flex-direction: column;
}

.modal-head,
.modal-actions {
    padding: 18px 24px;
    border-bottom: 1px solid #e5edf5;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.modal-head h3 {
    margin: 0;
}

.modal-head p {
    margin: 4px 0 0;
    color: var(--muted);
}

.modal-actions {
    justify-content: flex-end;
}

.modal-body {
    background: #f8fafc;
    min-height: 70vh;
}

.modal-body object,
.modal-body iframe {
    width: 100%;
    height: 70vh;
    border: 0;
}

.login-modal {
    max-width: 460px;
}

.login-form {
    padding: 24px;
    display: grid;
    gap: 16px;
}

.login-error {
    color: #b91c1c;
    background: #fef2f2;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid #fecaca;
}

.login-note,
.empty-state {
    background: #f8fafc;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 18px;
    margin-top: 16px;
}

.slides-live-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 18px;
}

.slides-live-preview img {
    width: 140px;
    height: 90px;
    object-fit: cover;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 8px 18px rgba(148, 163, 184, 0.12);
}

.slides-manage-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 24px;
}

.slide-manage-item {
    display: flex;
    align-items: center;
    gap: 22px;
    padding: 12px 0;
    border-top: 1px solid #e5edf5;
}

.slide-manage-item:first-child {
    border-top: 0;
    padding-top: 0;
}

.slide-manage-item img {
    width: 180px;
    height: 110px;
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 8px 18px rgba(148, 163, 184, 0.12);
    flex-shrink: 0;
}

.slide-manage-item form {
    margin: 0;
}

.slide-manage-item .btn,
.slide-manage-item .btn-outline {
    min-width: 140px;
    text-align: center;
}

.upload-box .form-actions {
    margin-top: 16px;
    margin-bottom: 10px;
}

@media (max-width: 1024px) {
    .hero-grid,
    .content-grid,
    .docs-layout {
        grid-template-columns: 1fr;
    }

    .masonry-grid {
        column-count: 2;
    }

    .cards-admin,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .card-admin-grid {
        grid-template-columns: 1fr;
    }

    .hero-slider {
        width: 70%;
        height: 220px;
    }
}

@media (max-width: 700px) {
    .flash {
        top: 12px;
        right: 12px;
        left: 12px;
        width: auto;
        max-width: none;
    }

    .topbar-actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .hero-grid,
    .content-grid,
    .docs-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .facts-grid {
        grid-template-columns: 1fr;
    }

    .mini-cards {
        flex-direction: column;
    }

    .mini-card {
        min-width: 0;
        width: 100%;
    }

    .hero-slider {
        width: 100%;
        min-width: 0;
        height: 180px;
        margin: 24px auto;
        border-radius: 18px;
    }

    .tabs {
        grid-template-columns: 1fr;
    }

    .masonry-grid {
        column-count: 1;
        column-gap: 0;
    }

    .doc-viewer-head,
    .section-split,
    .modal-head,
    .modal-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .viewer-frame,
    .viewer-frame object,
    .viewer-frame iframe {
        min-height: 420px;
        height: 420px;
    }

    .modal-body object,
    .modal-body iframe {
        height: 60vh;
    }

    .content-card,
    .admin-panel {
        padding: 20px;
    }

    .doctor-inner {
        padding: 20px;
        min-height: auto;
    }

    .doctor-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .slides-manage-list {
        gap: 16px;
    }

    .slide-manage-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .slide-manage-item img {
        width: 100%;
        max-width: 260px;
        height: auto;
        aspect-ratio: 16 / 10;
    }

    .slide-manage-item .btn,
    .slide-manage-item .btn-outline {
        min-width: 0;
        width: 100%;
        max-width: 260px;
    }

    .slides-live-preview {
        gap: 14px;
    }

    .slides-live-preview img {
        width: 100%;
        max-width: 220px;
        height: auto;
        aspect-ratio: 16 / 10;
    }
}