:root {
    --navy: #0b1b3d;
    --navy-light: #1a365d;
    --navy-dark: #060f22;
    --gold: #d4af37;
    --gold-bright: #ffc107;
    --white: #ffffff;
    --gray: #f4f6f9;
    --gray-text: #6b7280;
    --shadow: 0 8px 32px rgba(11, 27, 61, 0.12);
    --radius: 12px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
}

body {
    font-family: "Be Vietnam Pro", system-ui, sans-serif;
    color: var(--navy);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: clip;
}

main,
.site-header-wrap,
.site-footer,
.section {
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: max(1rem, 4vw, env(safe-area-inset-left));
    padding-right: max(1rem, 4vw, env(safe-area-inset-right));
    min-width: 0;
}

/* Header */
.site-header-wrap {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding-top: env(safe-area-inset-top);
}

.site-header {
    position: relative;
    z-index: 99;
    background: rgba(11, 27, 61, 0.95);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    isolation: isolate;
}

.site-header::before {
    content: "";
    position: absolute;
    inset: 0;
    backdrop-filter: blur(12px);
    z-index: -1;
    pointer-events: none;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 0;
    gap: 1.5rem;
    min-width: 0;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--white);
    font-weight: 500;
    font-size: 1rem;
    white-space: nowrap;
    min-width: 0;
    flex-shrink: 1;
}

.logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text strong {
    color: var(--gold-bright);
}

.main-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    min-width: 0;
    flex-shrink: 1;
}

.main-nav a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
}

.main-nav a:hover {
    color: var(--gold-bright);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    border-radius: 8px;
    transition: background var(--transition);
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
    background: rgba(255, 255, 255, 0.08);
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform-origin: center;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 98;
    background: rgba(6, 15, 34, 0.55);
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.nav-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.nav-overlay[hidden] {
    display: block;
    visibility: hidden;
}

.nav-overlay.visible[hidden] {
    visibility: visible;
}

.main-nav .nav-hotline {
    display: none;
}

.nav-drawer-head,
.nav-close {
    display: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-cta {
    background: linear-gradient(135deg, var(--gold-bright), var(--gold));
    color: var(--navy-dark);
    box-shadow: 0 4px 16px rgba(255, 193, 7, 0.35);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 193, 7, 0.5);
}

.btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.6);
    color: var(--white);
}

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

.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
}

.header-inner .btn-sm {
    padding: 0.55rem 1.35rem;
    font-size: 1.05rem;
    font-weight: 700;
}

.header-hotline {
    flex-shrink: 0;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

/* Hero */
.hero {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: clamp(480px, 70vh, 700px);
    min-height: 480px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-slides {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        135deg,
        rgba(11, 27, 61, 0.88) 0%,
        rgba(26, 54, 93, 0.72) 50%,
        rgba(11, 27, 61, 0.85) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 5.5rem 0 2.5rem;
    max-width: 820px;
    width: 100%;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.4);
    color: var(--gold-bright);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.hero h1 {
    color: var(--white);
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 1rem;
}

.hero-quotes {
    position: relative;
    min-height: 5rem;
    margin-bottom: 1.5rem;
}

.hero-quote {
    display: none;
    margin: 0;
    padding: 0;
    border: none;
}

.hero-quote.active {
    display: block;
    animation: fadeInQuote 0.6s ease;
}

.hero-quote-text {
    color: rgba(255, 255, 255, 0.95);
    font-size: clamp(1rem, 2.2vw, 1.25rem);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.hero-quote-author {
    color: var(--gold-bright);
    font-size: 0.9rem;
    font-weight: 600;
    font-style: normal;
}

.hero-dots {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.hero-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all var(--transition);
}

.hero-dot.active,
.hero-dot:hover {
    background: var(--gold-bright);
    transform: scale(1.2);
}

@keyframes fadeInQuote {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-label {
    display: inline-block;
    color: var(--gold);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--navy);
}

.section-desc {
    color: var(--gray-text);
    margin-top: 0.75rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* About */
.about {
    background: var(--gray);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    grid-template-areas:
        "label image"
        "content image";
    gap: 2rem 2.5rem;
    align-items: center;
    width: 100%;
    min-width: 0;
}

.about-grid .section-label {
    grid-area: label;
    align-self: end;
    margin-bottom: 0;
}

.about-content {
    grid-area: content;
    align-self: start;
}

.about-image {
    grid-area: image;
}

.about-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.about-content .about-text p {
    color: var(--gray-text);
    font-size: 1.05rem;
    line-height: 1.75;
    margin-bottom: 1rem;
}

.about-content .about-text p:last-child {
    margin-bottom: 1.5rem;
}

.about-stats {
    list-style: none;
    display: flex;
    gap: 2.5rem;
}

.about-stats strong {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--gold);
}

.about-stats span {
    font-size: 0.85rem;
    color: var(--gray-text);
}

.about-image .rounded-image {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 420px;
    max-height: 520px;
    object-fit: cover;
    margin-left: auto;
}

/* Company profile PDF */
.profile-doc {
    background: var(--gray);
}

.profile-download-btn {
    margin-top: 1.5rem;
    gap: 0.5rem;
}

.profile-download-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.profile-download-inline {
    color: var(--navy);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.profile-download-inline:hover {
    color: var(--gold);
}

.pdf-viewer-wrap {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid rgba(11, 27, 61, 0.08);
}

.pdf-viewer-toolbar {
    display: flex;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--navy);
    flex-wrap: wrap;
}

.pdf-viewer-toolbar .btn-outline {
    border-color: rgba(255, 255, 255, 0.45);
    color: var(--white);
}

.pdf-viewer-toolbar .btn-outline:hover {
    border-color: var(--gold-bright);
    color: var(--gold-bright);
}

.pdf-viewer-body {
    position: relative;
    min-height: 480px;
    background: #eef1f5;
}

.pdf-viewer-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    min-height: 480px;
    padding: 2rem 1.5rem;
    text-align: center;
    color: var(--gray-text);
}

.pdf-viewer-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--navy);
    opacity: 0.45;
}

.pdf-viewer-placeholder p {
    max-width: 320px;
    line-height: 1.6;
    font-size: 0.95rem;
}

.pdf-viewer-placeholder[hidden],
.pdf-viewer[hidden] {
    display: none;
}

.pdf-viewer {
    display: block;
    width: 100%;
    height: min(82vh, 920px);
    min-height: 480px;
    border: 0;
    background: #eef1f5;
}

/* Services */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: 1.5rem;
    width: 100%;
    min-width: 0;
}

.service-card {
    background: var(--white);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.service-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.service-icon svg {
    width: 24px;
    height: 24px;
    color: var(--gold-bright);
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.service-card p {
    color: var(--gray-text);
    font-size: 0.9rem;
}

/* Event */
.event {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: var(--white);
}

.event .section-header h2,
.event .section-desc {
    color: var(--white);
}

.event .section-desc {
    opacity: 0.75;
}

.events-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.event-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: var(--radius);
    padding: 2rem;
    width: 100%;
    min-width: 0;
}

/* Even cards: images left | Odd cards: images right */
.event-card:nth-child(odd) {
    grid-template-columns: 1fr 1.2fr;
}

.event-card:nth-child(odd) .event-content {
    order: 1;
}

.event-card:nth-child(odd) .event-gallery {
    order: 2;
}

.event-content h3 {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
    line-height: 1.3;
    color: var(--gold-bright);
}

.event-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
    line-height: 1.7;
}

.event-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
    gap: 0.75rem;
    min-width: 0;
}

.event-item {
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition);
    border: 2px solid rgba(212, 175, 55, 0.3);
}

.event-item:hover {
    transform: translateY(-4px);
    border-color: var(--gold-bright);
}

.event-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* Training */
.training {
    background: var(--gray);
}

.training-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: center;
    width: 100%;
    min-width: 0;
}

.training-content h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.training-content p {
    color: var(--gray-text);
    font-size: 1.05rem;
    line-height: 1.7;
}

.training-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.training-item {
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: transform var(--transition);
    border: 2px solid transparent;
}

.training-item:hover {
    transform: translateY(-4px);
    border-color: var(--gold);
}

.training-img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

/* Gallery / Playbook */
.gallery {
    background: var(--navy-dark);
    color: var(--white);
}

.gallery .section-header h2,
.gallery .section-desc {
    color: var(--white);
}

.gallery .section-desc {
    opacity: 0.75;
}

.playbook-wrap {
    display: grid;
    grid-template-columns: minmax(210px, 250px) 1fr;
    gap: 1.75rem;
    align-items: stretch;
    width: 100%;
    min-width: 0;
}

.playbook-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: clamp(480px, 52vw, 640px);
    overflow-y: auto;
    padding-right: 0.25rem;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 193, 7, 0.4) transparent;
    min-width: 0;
    max-width: 100%;
}

.playbook-stage {
    position: relative;
    min-height: clamp(480px, 52vw, 640px);
    min-width: 0;
    max-width: 100%;
}

.playbook-tab {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    font-size: 0.88rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.04);
    transition: all 0.35s ease;
    text-align: left;
}

.playbook-tab:hover,
.playbook-tab.active {
    background: var(--gold-bright);
    color: var(--navy-dark);
    border-color: var(--gold-bright);
    transform: translateX(4px);
}

.playbook-viewport {
    position: relative;
    height: clamp(480px, 52vw, 640px);
    perspective: 1400px;
    border-radius: var(--radius);
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.playbook-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.playbook-slide {
    position: absolute;
    inset: 0;
    border: none;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    background: var(--navy);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
    opacity: 0;
    transform: translateX(48px) scale(0.92) rotateY(-8deg);
    transition:
        opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    z-index: 1;
}

.playbook-slide.active {
    opacity: 1;
    transform: translateX(0) scale(1) rotateY(0deg);
    pointer-events: auto;
    z-index: 3;
}

.playbook-slide.prev {
    opacity: 0.3;
    transform: translateX(-80px) scale(0.8) rotateY(12deg);
    z-index: 2;
}

.playbook-slide.next {
    opacity: 0.3;
    transform: translateX(80px) scale(0.8) rotateY(-12deg);
    z-index: 2;
}

.playbook-slide.entering {
    animation: playbookEnter 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes playbookEnter {
    from {
        opacity: 0;
        transform: translateX(60px) scale(0.88) rotateY(-12deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1) rotateY(0deg);
    }
}

.playbook-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.playbook-slide.active .playbook-img {
    animation: playbookKenBurns 10s ease-in-out infinite alternate;
}

@keyframes playbookKenBurns {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.06);
    }
}

.playbook-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 3.5rem 5rem 4.5rem;
    background: linear-gradient(transparent, rgba(11, 27, 61, 0.88));
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    pointer-events: none;
    z-index: 2;
}

.playbook-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(11, 27, 61, 0.55);
    backdrop-filter: blur(6px);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    z-index: 6;
    flex-shrink: 0;
}

.playbook-arrow svg {
    width: 24px;
    height: 24px;
}

.playbook-arrow:hover {
    background: var(--gold-bright);
    color: var(--navy-dark);
    border-color: var(--gold-bright);
    transform: translateY(-50%) scale(1.08);
}

.playbook-prev {
    left: 1.25rem;
}

.playbook-next {
    right: 1.25rem;
}

.playbook-footer {
    position: absolute;
    left: 50%;
    bottom: 1.25rem;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    padding: 0.55rem 1.1rem;
    border-radius: 50px;
    background: rgba(11, 27, 61, 0.62);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    z-index: 6;
}

.playbook-dots {
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
    justify-content: center;
}

.playbook-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.35);
    transition: all var(--transition);
    padding: 0;
    cursor: pointer;
}

.playbook-dot.active {
    background: var(--gold-bright);
    transform: scale(1.3);
}

.playbook-counter {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 700;
    min-width: 3.5rem;
    margin: 0;
}

@media (prefers-reduced-motion: reduce) {
    .playbook-slide,
    .playbook-slide.active .playbook-img {
        animation: none;
        transition: opacity 0.2s ease;
    }

    .playbook-slide.active {
        transform: none;
    }
}

.img-card {
    position: relative;
    overflow: hidden;
}

.img-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 0.85rem 0.75rem;
    background: linear-gradient(transparent, rgba(11, 27, 61, 0.92));
    color: var(--white);
    font-size: 0.78rem;
    font-weight: 500;
    line-height: 1.4;
    text-align: left;
    pointer-events: none;
}

.img-card:hover .img-caption {
    background: linear-gradient(transparent, rgba(11, 27, 61, 0.95));
}

/* Showcase */
.showcase {
    background: var(--gray);
}

.showcase-viewer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    min-width: 0;
    max-width: 100%;
}

.showcase-main {
    position: relative;
    height: clamp(420px, 58vw, 720px);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--navy-dark);
}

.showcase-slide {
    position: absolute;
    inset: 0;
    border: none;
    padding: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    opacity: 0;
    transform: scale(1.03);
    transition:
        opacity 0.45s ease,
        transform 0.45s ease;
    pointer-events: none;
}

.showcase-slide.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
    z-index: 2;
}

.showcase-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.showcase-slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2.5rem 1.5rem 1.25rem;
    background: linear-gradient(transparent, rgba(11, 27, 61, 0.9));
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: left;
    pointer-events: none;
}

.showcase-thumbs {
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    padding: 0.25rem 0.15rem 0.5rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--gold) transparent;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.showcase-thumb {
    flex: 0 0 auto;
    width: 140px;
    height: 92px;
    border-radius: calc(var(--radius) - 4px);
    overflow: hidden;
    border: 2px solid transparent;
    padding: 0;
    cursor: pointer;
    opacity: 0.65;
    transform: scale(0.96);
    transition: all 0.3s ease;
    scroll-snap-align: start;
    box-shadow: 0 4px 12px rgba(11, 27, 61, 0.12);
}

.showcase-thumb:hover {
    opacity: 0.9;
    transform: scale(1);
}

.showcase-thumb.active {
    opacity: 1;
    border-color: var(--gold-bright);
    transform: scale(1.04);
    box-shadow: 0 8px 20px rgba(11, 27, 61, 0.2);
}

.showcase-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (prefers-reduced-motion: reduce) {
    .showcase-slide,
    .showcase-thumb {
        transition: opacity 0.2s ease;
    }

    .showcase-slide {
        transform: none;
    }
}

/* Reviews */
.reviews {
    background: var(--white);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: 1.5rem;
    width: 100%;
    min-width: 0;
}

.review-card {
    background: var(--gray);
    border: 1px solid #e8ecf1;
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: all var(--transition);
}

.review-card:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.review-stars {
    display: flex;
    gap: 0.15rem;
    margin-bottom: 1rem;
}

.review-stars .star {
    font-size: 1.25rem;
    color: #d1d5db;
    line-height: 1;
}

.review-stars .star.filled {
    color: var(--gold-bright);
}

.review-text {
    color: var(--navy);
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0 0 1.25rem;
    padding: 0;
    border: none;
    font-style: italic;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.review-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--gold);
    box-shadow: 0 2px 8px rgba(11, 27, 61, 0.15);
}

.review-author strong {
    color: var(--navy);
    font-size: 0.95rem;
}

.review-author span {
    color: var(--gray-text);
    font-size: 0.85rem;
}

/* Director */
.director {
    background: var(--white);
}

.director-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.director-img {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--gold);
    box-shadow: var(--shadow);
}

.director-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.director-content blockquote {
    font-size: 1.1rem;
    color: var(--gray-text);
    border-left: 4px solid var(--gold);
    padding-left: 1.5rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.director-content h4 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--navy);
}

.leadership-commitment {
    color: var(--navy);
    font-size: 1rem;
    line-height: 1.7;
    padding: 1rem 1.25rem;
    background: rgba(255, 193, 7, 0.12);
    border-left: 4px solid var(--gold-bright);
    border-radius: 0 var(--radius) var(--radius) 0;
    margin-bottom: 0;
}

.leadership-commitment p {
    margin: 0;
    font-style: italic;
}

.leadership-commitment cite {
    display: block;
    margin-top: 0.85rem;
    font-style: normal;
    font-weight: 700;
    font-size: 1rem;
    color: var(--gold);
    text-align: right;
}

/* Contact page (merged Liên hệ) */
.contact-page {
    background: var(--gray);
}

.contact-article {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact-block {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid #e8ecf1;
}

.contact-block h3 {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gold);
}

.contact-block > p {
    color: var(--gray-text);
    line-height: 1.7;
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.history-block .timeline {
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0;
    border-left: 3px solid var(--gold);
    padding-left: 1.5rem;
}

.history-block .timeline-item {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0 0 1.25rem;
    background: none;
    border: none;
    border-radius: 0;
}

.history-block .timeline-item:last-child {
    padding-bottom: 0;
}

.history-block .timeline-item::before {
    content: "";
    position: absolute;
    left: -1.85rem;
    top: 0.4rem;
    width: 12px;
    height: 12px;
    background: var(--gold-bright);
    border-radius: 50%;
    border: 2px solid var(--white);
    box-shadow: 0 0 0 2px var(--gold);
}

.history-block .timeline-year {
    display: inline-block;
    flex-shrink: 0;
    background: transparent;
    color: var(--gold);
    font-weight: 800;
    font-size: 0.82rem;
    padding: 0.2rem 0.65rem;
    border: 2px solid var(--gold);
    border-radius: 50px;
    margin-bottom: 0;
    box-shadow: none;
}

.history-block .timeline-content {
    flex: 1;
    padding-top: 0.1rem;
}

.history-block .timeline-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--navy-light);
    margin: 0;
    line-height: 1.45;
}

.leadership-block .director-grid {
    margin: 0;
    max-width: none;
}

.contact-info-block {
    text-align: center;
    background: linear-gradient(135deg, var(--navy-dark), var(--navy));
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--white);
}

.contact-info-block h3 {
    color: var(--gold-bright);
    border-bottom-color: var(--gold);
}

.contact-info-block .contact-cards {
    margin-bottom: 2rem;
}

.contact-info-block .contact-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(212, 175, 55, 0.25);
    color: rgba(255, 255, 255, 0.9);
}

.contact-info-block .contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gold-bright);
}

.contact-info-block .contact-card p {
    color: rgba(255, 255, 255, 0.85);
}

.contact-info-block .contact-card-highlight {
    border-color: var(--gold-bright);
    background: rgba(255, 193, 7, 0.12);
    box-shadow: 0 4px 20px rgba(255, 193, 7, 0.15);
}

.contact-info-block .contact-icon svg {
    color: var(--gold-bright);
}

.contact-info-block .contact-icon-logo {
    width: auto;
    height: auto;
    max-width: 180px;
}

.contact-info-block .contact-logo-img {
    height: 72px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

.contact-info-block .hotline-link {
    color: var(--gold-bright);
    font-size: 1.5rem;
    font-weight: 800;
}

.contact-info-block .hotline-link:hover {
    color: var(--white);
}

.contact-info-block .facebook-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

.contact-info-block .facebook-link:hover {
    color: var(--gold-bright);
}

/* Legacy contact (unused) */
.contact {
    position: relative;
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.contact-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 27, 61, 0.95), rgba(26, 54, 93, 0.9));
}

.contact-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.contact-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 2.5rem;
}

.contact-cards {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    width: 100%;
    min-width: 0;
}

.contact-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius);
    padding: 2rem;
    min-width: 0;
    flex: 1 1 260px;
    max-width: 100%;
    text-align: center;
}

.contact-card-highlight {
    border-color: var(--gold);
    background: rgba(255, 193, 7, 0.1);
}

.contact-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
    color: var(--gold-bright);
}

.contact-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gold-bright);
}

.contact-card p {
    opacity: 0.9;
    font-size: 0.95rem;
}

.hotline-link {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gold-bright);
}

.hotline-link:hover {
    text-decoration: underline;
}

.facebook-link {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gold-bright);
}

.facebook-link:hover {
    text-decoration: underline;
}

/* Footer */
.site-footer {
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 1.5rem 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.footer-hotline {
    color: var(--gold-bright);
    font-weight: 700;
}

.footer-facebook {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--gold-bright);
    font-weight: 600;
}

.footer-profile {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--gold-bright);
    font-weight: 600;
}

.footer-facebook:hover,
.footer-hotline:hover,
.footer-profile:hover {
    text-decoration: underline;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(6, 15, 34, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    gap: 1rem;
}

.lightbox[hidden] {
    display: none;
}

.lightbox-img {
    max-width: 96vw;
    max-height: 88vh;
    width: auto;
    height: auto;
    border-radius: var(--radius);
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
    object-fit: contain;
}

.lightbox-caption {
    margin-top: 1rem;
    color: var(--white);
    font-size: 0.95rem;
    text-align: center;
    max-width: 600px;
    line-height: 1.5;
    opacity: 0.9;
}

.lightbox-caption:empty {
    display: none;
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2.5rem;
    color: var(--white);
    line-height: 1;
    opacity: 0.8;
    transition: opacity var(--transition);
}

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

/* Floating CTA */
.floating-cta {
    position: fixed;
    bottom: max(1.5rem, env(safe-area-inset-bottom));
    right: max(1.5rem, env(safe-area-inset-right));
    z-index: 90;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-bright), var(--gold));
    color: var(--navy-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(255, 193, 7, 0.5);
    transition: transform var(--transition);
    -webkit-tap-highlight-color: transparent;
}

.floating-cta svg {
    width: 24px;
    height: 24px;
}

.floating-cta:hover {
    transform: scale(1.1);
}

.go-to-top {
    position: fixed;
    bottom: calc(max(1.5rem, env(safe-area-inset-bottom)) + 56px + 0.75rem);
    right: max(1.5rem, env(safe-area-inset-right));
    z-index: 90;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--navy);
    color: var(--gold-bright);
    border: 1px solid rgba(212, 175, 55, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(11, 27, 61, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background var(--transition);
    pointer-events: none;
    -webkit-tap-highlight-color: transparent;
}

.go-to-top svg {
    width: 22px;
    height: 22px;
}

.go-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.go-to-top:hover,
.go-to-top:focus-visible {
    background: var(--navy-light);
    transform: translateY(-2px);
}

.go-to-top.visible:hover,
.go-to-top.visible:focus-visible {
    transform: translateY(-2px);
}

/* Responsive — PC (1025px+), iPad (768–1024px), Mobile (≤767px) */

/* Desktop compact — smaller laptops */
@media (max-width: 1200px) and (min-width: 1025px) {
    .main-nav {
        gap: 0.85rem;
    }

    .main-nav a {
        font-size: 0.82rem;
    }

    .header-inner .btn-sm {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .about-image .rounded-image {
        width: 100%;
        max-width: 380px;
    }

    .playbook-wrap {
        grid-template-columns: minmax(180px, 210px) minmax(0, 1fr);
        gap: 1.25rem;
    }
}

@media (max-width: 1150px) and (min-width: 1025px) {
    .main-nav {
        gap: 0.65rem;
    }

    .main-nav a {
        font-size: 0.78rem;
    }
}

/* Tablet & mobile — slide-in navigation */
@media (max-width: 1024px) {
    .site-header-wrap {
        position: relative;
    }

    html {
        scroll-padding-top: 1rem;
    }

    .header-inner .main-nav {
        display: flex;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: auto;
        width: min(320px, 88vw);
        transform: translateX(100%);
        background: var(--navy);
        flex-direction: column;
        align-items: stretch;
        padding: 0 1.5rem 2rem;
        gap: 0;
        border-left: 1px solid rgba(212, 175, 55, 0.2);
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.35);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 101;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav-drawer-head {
        display: flex;
        align-items: center;
        padding: max(1rem, env(safe-area-inset-top)) 0 1rem;
        margin-bottom: 0.25rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        flex-shrink: 0;
    }

    .nav-close {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        padding: 0.5rem 0.65rem 0.5rem 0.35rem;
        margin-left: -0.35rem;
        border-radius: 8px;
        color: rgba(255, 255, 255, 0.9);
        font-size: 0.95rem;
        font-weight: 600;
        transition: background var(--transition), color var(--transition);
        -webkit-tap-highlight-color: transparent;
    }

    .nav-close svg {
        width: 22px;
        height: 22px;
        flex-shrink: 0;
    }

    .nav-close:hover,
    .nav-close:focus-visible {
        background: rgba(255, 255, 255, 0.08);
        color: var(--gold-bright);
    }

    .header-inner .main-nav.open {
        transform: translateX(0);
    }

    .main-nav a {
        padding: 0.9rem 0.5rem;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .main-nav a:last-of-type {
        border-bottom: none;
    }

    .main-nav .nav-hotline {
        display: inline-flex;
        margin-top: 1.25rem;
        justify-content: center;
        font-size: 1.05rem;
        border-bottom: none;
    }

    .nav-toggle {
        display: flex;
        z-index: 100;
    }

    .header-inner .header-hotline {
        display: none;
    }

    .section {
        padding: 3.5rem 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "image"
            "label"
            "content";
        text-align: center;
        gap: 1.5rem;
    }

    .about-grid .section-label {
        justify-self: center;
        align-self: auto;
    }

    .about-content {
        align-self: auto;
    }

    .about-image {
        order: -1;
    }

    .about-image .rounded-image {
        width: 100%;
        max-width: 480px;
        max-height: none;
        margin: 0 auto;
    }

    .about-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1.5rem 2rem;
    }

    .director-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
    }

    .director-img {
        width: 220px;
        height: 220px;
        margin: 0 auto;
    }

    .director-content blockquote,
    .leadership-commitment {
        text-align: left;
    }

    .contact-block {
        padding: 1.5rem;
    }

    .contact-cards {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-card {
        min-width: 0;
        max-width: none;
        width: 100%;
    }

    .history-block .timeline {
        padding-left: 1.25rem;
    }

    .history-block .timeline-item::before {
        left: -1.6rem;
    }

    .history-block .timeline-item {
        flex-direction: column;
        gap: 0.4rem;
    }

    .event-card,
    .event-card:nth-child(odd) {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 1.5rem;
    }

    .event-card .event-content,
    .event-card:nth-child(odd) .event-content,
    .event-card .event-gallery,
    .event-card:nth-child(odd) .event-gallery {
        order: unset;
    }

    .event-gallery {
        grid-template-columns: 1fr 1fr;
    }

    .event-img {
        height: 200px;
    }

    .training-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .training-gallery {
        grid-template-columns: 1fr 1fr;
    }

    .training-img {
        height: 220px;
    }

    .playbook-wrap {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .playbook-sidebar {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 130px), 1fr));
        gap: 0.5rem;
        max-height: none;
        overflow: visible;
        width: 100%;
        max-width: 100%;
        min-width: 0;
        padding-right: 0;
    }

    .playbook-tab {
        width: 100%;
        min-width: 0;
        text-align: center;
        align-items: center;
    }

    .playbook-tab-name {
        word-break: break-word;
        overflow-wrap: anywhere;
    }

    .playbook-tab:hover,
    .playbook-tab.active {
        transform: translateY(-2px);
    }

    .playbook-viewport {
        height: clamp(280px, 58vw, 420px);
    }

    .playbook-stage {
        min-height: clamp(280px, 58vw, 420px);
    }

    .playbook-arrow {
        width: 44px;
        height: 44px;
    }

    .playbook-prev {
        left: 0.75rem;
    }

    .playbook-next {
        right: 0.75rem;
    }

    .playbook-label {
        padding: 2rem 3.5rem 3.5rem;
        font-size: 0.88rem;
    }

    .showcase-main {
        height: clamp(240px, 56vw, 400px);
    }

    .reviews-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* iPad / tablet portrait & landscape */
@media (min-width: 768px) and (max-width: 1024px) {
    .hero {
        height: auto;
        min-height: 520px;
        max-height: none;
    }

    .hero-content {
        padding: 3rem 0 2.5rem;
    }

    .hero-actions {
        flex-wrap: wrap;
    }

    .section {
        padding: 4rem 0;
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-areas:
            "label label"
            "content image";
        text-align: left;
        gap: 1.5rem 2rem;
    }

    .about-grid .section-label {
        justify-self: start;
    }

    .about-image {
        order: unset;
    }

    .about-image .rounded-image {
        max-width: 100%;
    }

    .about-stats {
        justify-content: flex-start;
    }

    .services-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .training-grid {
        grid-template-columns: 1fr 1fr;
        text-align: left;
        gap: 2rem;
        align-items: start;
    }

    .training-gallery {
        grid-template-columns: 1fr 1fr;
    }

    .event-card,
    .event-card:nth-child(odd) {
        grid-template-columns: 1fr;
        text-align: left;
        padding: 1.75rem;
    }

    .event-gallery {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .event-img {
        height: 180px;
    }

    .playbook-viewport {
        height: clamp(360px, 48vw, 480px);
    }

    .playbook-stage {
        min-height: clamp(360px, 48vw, 480px);
    }

    .showcase-main {
        height: clamp(360px, 48vw, 520px);
    }

    .showcase-thumb {
        width: 120px;
        height: 80px;
    }

    .reviews-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .director-grid {
        grid-template-columns: auto 1fr;
        text-align: left;
        gap: 2rem;
    }

    .director-img {
        width: 240px;
        height: 240px;
        margin: 0;
    }

    .contact-cards {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem;
    }

    .contact-card-address {
        grid-column: 1 / -1;
    }

    .contact-info-block .btn-lg {
        width: auto;
        max-width: 100%;
    }

    .footer-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* Mobile phones */
@media (max-width: 767px) {
    .header-inner {
        padding: 0.75rem 0;
        gap: 0.75rem;
    }

    .logo {
        font-size: 0.88rem;
        min-width: 0;
    }

    .logo-img {
        height: 40px;
    }

    .logo-text {
        white-space: normal;
        line-height: 1.2;
    }

    .hero {
        height: auto;
        min-height: 480px;
        max-height: none;
    }

    .hero-content {
        padding: 2.5rem 0 2rem;
    }

    .hero h1 {
        font-size: clamp(1rem, 4.5vw, 1.25rem);
        line-height: 1.35;
    }

    .hero-quote-text {
        font-size: 0.95rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        padding: 0.85rem 1.25rem;
    }

    .section {
        padding: 2.75rem 0;
    }

    .section-header h2 {
        font-size: clamp(1.35rem, 5vw, 1.75rem);
    }

    .pdf-viewer,
    .pdf-viewer-placeholder {
        min-height: 360px;
    }

    .pdf-viewer {
        height: 70vh;
    }

    .pdf-viewer-body {
        min-height: 360px;
    }

    .pdf-viewer-toolbar {
        justify-content: center;
    }

    .about-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "image"
            "label"
            "content";
        text-align: center;
    }

    .about-grid .section-label {
        justify-self: center;
    }

    .about-stats {
        flex-direction: row;
        justify-content: space-around;
        gap: 0.75rem;
    }

    .about-stats li {
        flex: 1;
        min-width: 0;
    }

    .about-stats strong {
        font-size: 1.5rem;
    }

    .about-stats span {
        font-size: 0.78rem;
    }

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

    .service-card {
        padding: 1.5rem 1.25rem;
    }

    .event-card,
    .event-card:nth-child(odd) {
        text-align: center;
    }

    .event-gallery {
        grid-template-columns: 1fr;
    }

    .event-img {
        height: 220px;
    }

    .training-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .training-gallery {
        grid-template-columns: 1fr;
    }

    .training-img {
        height: 240px;
    }

    .playbook-sidebar {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 110px), 1fr));
        gap: 0.45rem;
    }

    .playbook-tab {
        font-size: 0.78rem;
        padding: 0.65rem 0.6rem;
        line-height: 1.25;
    }

    .playbook-viewport {
        height: clamp(240px, 65vw, 360px);
    }

    .playbook-stage {
        min-height: clamp(240px, 65vw, 360px);
    }

    .playbook-arrow {
        width: 40px;
        height: 40px;
    }

    .playbook-arrow svg {
        width: 20px;
        height: 20px;
    }

    .playbook-label {
        padding: 1.75rem 2.75rem 3.25rem;
        font-size: 0.82rem;
    }

    .playbook-footer {
        bottom: 0.75rem;
        padding: 0.4rem 0.75rem;
        gap: 0.75rem;
        max-width: calc(100% - 1.5rem);
    }

    .playbook-counter {
        font-size: 0.8rem;
    }

    .showcase-main {
        height: clamp(220px, 62vw, 340px);
    }

    .showcase-thumb {
        width: 100px;
        height: 68px;
    }

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

    .director-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .director-img {
        width: 180px;
        height: 180px;
        margin: 0 auto;
    }

    .contact-cards {
        display: flex;
        flex-direction: column;
    }

    .contact-card-address {
        grid-column: auto;
    }

    .contact-info-block .hotline-link {
        font-size: 1.25rem;
        word-break: break-word;
    }

    .contact-info-block .btn-lg {
        width: 100%;
    }

    .contact-block h3 {
        font-size: 1.2rem;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .lightbox {
        padding: 1rem;
        padding-top: max(1rem, env(safe-area-inset-top));
    }

    .lightbox-close {
        top: max(1rem, env(safe-area-inset-top));
        right: 1rem;
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 2rem;
    }

    .lightbox-img {
        max-width: 100%;
        max-height: 80vh;
    }

    .floating-cta {
        width: 52px;
        height: 52px;
        bottom: max(1.25rem, env(safe-area-inset-bottom));
        right: max(1.25rem, env(safe-area-inset-right));
    }

    .go-to-top {
        width: 44px;
        height: 44px;
        bottom: calc(max(1.25rem, env(safe-area-inset-bottom)) + 52px + 0.65rem);
        right: max(1.25rem, env(safe-area-inset-right));
    }

    .go-to-top svg {
        width: 20px;
        height: 20px;
    }

    .btn-lg {
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 380px) {
    .logo-text {
        font-size: 0.82rem;
    }

    .hero h1 {
        font-size: 0.95rem;
    }

    .about-stats {
        flex-direction: column;
        gap: 1rem;
    }
}