@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,600&display=swap');

:root {
    --bg-main: #F8FAFC;
    --bg-glass: rgba(255, 255, 255, 0.65);
    --bg-glass-card: rgba(255, 255, 255, 0.7);
    --bg-glass-hover: rgba(255, 255, 255, 0.88);
    --border-glass: rgba(255, 255, 255, 0.8);
    --border-color: rgba(226, 232, 240, 0.75);
    --border-hover: rgba(186, 230, 253, 0.8);
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --accent-blue: #0284C7;
    --accent-blue-hover: #0369A1;
    --accent-celeste: #38BDF8;
    --shadow-sm: 0 4px 6px -1px rgba(15, 23, 42, 0.03), 0 2px 4px -2px rgba(15, 23, 42, 0.03);
    --shadow-md: 0 12px 24px -4px rgba(15, 23, 42, 0.04), 0 4px 8px -2px rgba(15, 23, 42, 0.02);
    --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.09), 0 8px 16px -4px rgba(15, 23, 42, 0.03);
    --shadow-liquid: 0 20px 40px rgba(14, 165, 233, 0.08), inset 0 1px 1px 0 rgba(255, 255, 255, 0.95);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    background-color: #F8FAFC;
    background-image: 
        radial-gradient(at 0% 0%, rgba(224, 242, 254, 0.7) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(241, 245, 249, 0.8) 0px, transparent 50%),
        radial-gradient(at 50% 50%, rgba(248, 250, 252, 0.9) 0px, transparent 50%),
        radial-gradient(at 0% 100%, rgba(224, 242, 254, 0.5) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(224, 231, 255, 0.4) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    margin: 0;
    padding: 16px 0 0 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 860px;
    width: 100%;
    margin: 0 auto;
    padding: 10px 20px 60px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ==================== NAVBAR (LIQUID GLASS) ==================== */
.navbar-wrapper {
    position: sticky;
    top: 20px;
    z-index: 100;
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 10px;
    margin-bottom: 40px;
}

.navbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-glass);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05), inset 0 1px 1px rgba(255, 255, 255, 0.95);
    flex-wrap: wrap;
    justify-content: center;
}

.nav-link {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-decoration: none;
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: var(--radius-full);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    text-transform: uppercase;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.75);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.lang-selector {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    padding: 7px 12px;
    background: rgba(255, 255, 255, 0.85);
    font-family: var(--font-family);
    border-radius: var(--radius-full);
    cursor: pointer;
    outline: none;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.lang-selector:hover {
    border-color: var(--border-hover);
    background: #FFFFFF;
}

.btn-close-site {
    font-size: 13px;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--border-glass);
    transition: all 0.2s ease;
}

.btn-close-site:hover {
    color: #EF4444;
    border-color: #FCA5A5;
    background: #FEF2F2;
    transform: rotate(90deg);
}

/* ==================== HERO SECTION ==================== */
.hero {
    width: 100%;
    padding: 0 0 20px 0;
    display: flex;
    justify-content: center;
}

.hero-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-title-row {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.main-title {
    font-family: 'Noto Sans', sans-serif;
    font-size: clamp(56px, 10.5vw, 128px);
    font-weight: 100;
    letter-spacing: -2px;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
    white-space: nowrap;
}

.hero-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hero-icon {
    width: clamp(70px, 10.5vw, 120px);
    height: auto;
    display: block;
    border-radius: 22%;
    filter: drop-shadow(0 12px 24px rgba(15, 23, 42, 0.14));
    transform: none;
    transition: transform 0.25s ease, filter 0.25s ease;
}

.hero-icon:hover {
    transform: scale(1.04);
    filter: drop-shadow(0 16px 30px rgba(15, 23, 42, 0.2));
}

.main-subtitle {
    font-family: 'Noto Sans', sans-serif;
    font-size: clamp(18px, 2.6vw, 25px);
    font-weight: 200;
    color: var(--text-secondary);
    margin-top: 24px;
    margin-bottom: 0;
    line-height: 1.25;
    letter-spacing: -0.3px;
}

/* ==================== WELCOME SHOWCASE (STANDALONE FULL WIDTH) ==================== */
.welcome-showcase {
    width: 100%;
    max-width: 820px;
    margin: 28px auto 72px auto;
    display: flex;
    justify-content: center;
}

.welcome-showcase-link {
    display: block;
    width: 100%;
    cursor: zoom-in;
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), filter 0.35s ease;
}

.welcome-showcase-link:hover {
    transform: translateY(-4px) scale(1.01);
}

.welcome-showcase-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    filter: drop-shadow(0 16px 36px rgba(15, 23, 42, 0.12));
}

/* ==================== FEATURES HIGHLIGHTS SECTION ==================== */
.features-section {
    width: 100%;
    max-width: 780px;
    margin: 32px auto 72px auto;
    padding: 0 16px;
}

.features-grid-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    width: 100%;
}

.feature-item {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 22px 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 14px;
    align-items: flex-start;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.feature-item:hover {
    transform: translateY(-2px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
    background: var(--bg-card-hover);
}

.feature-bullet {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-blue);
    margin-top: 6px;
    flex-shrink: 0;
    box-shadow: 0 0 8px rgba(2, 132, 199, 0.4);
}

.feature-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.feature-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.35;
}

.feature-desc {
    font-size: 13.5px;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 640px) {
    .features-grid-list {
        grid-template-columns: 1fr;
        gap: 14px;
    }
}

/* ==================== SUPERPOSED SHOWCASE (ASCII & MARKDOWN) ==================== */
.superposed-showcase-section {
    width: 100%;
    max-width: 860px;
    margin: 36px auto 105px auto;
    position: relative;
}

.superposed-container {
    position: relative;
    width: 100%;
    min-height: 360px;
    display: flex;
    align-items: center;
    padding-bottom: 20px;
}

/* ASCII Window: 82% width, anchored left, shifted UP vertically */
.card-ascii {
    width: 82%;
    position: relative;
    left: 0;
    top: 0;
    z-index: 2;
    transform: translateY(-24px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), z-index 0.2s ease, filter 0.4s ease;
    border-radius: 14px;
}

.card-ascii:hover {
    z-index: 10;
    transform: translateY(-30px) scale(1.015);
}

.card-ascii:hover .superposed-img {
    filter: drop-shadow(0 24px 48px rgba(15, 23, 42, 0.22));
}

/* Markdown Window: 82% width, anchored right, shifted DOWN vertically */
.card-markdown {
    width: 82%;
    position: absolute;
    right: 0;
    bottom: -20px;
    z-index: 3;
    transform: translateY(22px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), z-index 0.2s ease, filter 0.4s ease;
    border-radius: 14px;
}

.card-markdown:hover {
    z-index: 10;
    transform: translateY(16px) scale(1.015);
}

.card-markdown:hover .superposed-img {
    filter: drop-shadow(0 24px 48px rgba(15, 23, 42, 0.22));
}

.superposed-card-link {
    display: block;
    width: 100%;
    cursor: zoom-in;
    border-radius: 14px;
    overflow: hidden;
}

.superposed-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    filter: drop-shadow(0 14px 30px rgba(15, 23, 42, 0.12));
    transition: filter 0.4s ease;
}

/* ==================== THEMES SHOWCASE SECTION (3-CARD STACK) ==================== */
.themes-showcase-section {
    width: 100%;
    max-width: 860px;
    margin: 48px auto 115px auto;
    position: relative;
}

.section-header-center {
    text-align: center;
    max-width: 660px;
    margin: 0 auto 24px auto;
    padding: 0 16px;
}

.story-subtitle {
    font-size: 14.5px;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: -6px;
}

.themes-3card-container {
    position: relative;
    width: 100%;
    min-height: 440px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 24px;
}

/* Card 1: Classic Light (Top-Left) */
.card-theme-light {
    width: 80%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
    transform: translateY(-28px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), z-index 0.2s ease, filter 0.4s ease;
    border-radius: 14px;
}

.card-theme-light:hover {
    z-index: 10;
    transform: translateY(-34px) scale(1.02);
}

.card-theme-light:hover .superposed-img {
    filter: drop-shadow(0 26px 52px rgba(15, 23, 42, 0.25));
}

/* Card 2: Dark Mode (Center) */
.card-theme-dark {
    width: 80%;
    position: relative;
    z-index: 3;
    transform: translateY(6px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), z-index 0.2s ease, filter 0.4s ease;
    border-radius: 14px;
}

.card-theme-dark:hover {
    z-index: 10;
    transform: translateY(0px) scale(1.02);
}

.card-theme-dark:hover .superposed-img {
    filter: drop-shadow(0 26px 52px rgba(15, 23, 42, 0.25));
}

/* Card 3: Neo (Bottom-Right) */
.card-theme-neo {
    width: 80%;
    position: absolute;
    right: 0;
    bottom: -24px;
    z-index: 4;
    transform: translateY(36px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), z-index 0.2s ease, filter 0.4s ease;
    border-radius: 14px;
}

.card-theme-neo:hover {
    z-index: 10;
    transform: translateY(28px) scale(1.02);
}

.card-theme-neo:hover .superposed-img {
    filter: drop-shadow(0 26px 52px rgba(15, 23, 42, 0.25));
}

/* ==================== CTA DOWNLOAD SECTION ==================== */
.cta-download-section {
    width: 100%;
    max-width: 660px;
    margin: 40px auto 84px auto;
    padding: 0 16px;
}

.cta-card {
    background: var(--bg-glass);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    text-align: center;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.04), inset 0 1px 1px rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.cta-title {
    font-family: 'Noto Sans', sans-serif;
    font-size: clamp(20px, 2.8vw, 26px);
    font-weight: 200;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    margin: 0;
}

.cta-subtitle {
    font-size: 13.5px;
    font-weight: 400;
    color: var(--text-secondary);
    margin: 0 0 6px 0;
    max-width: 440px;
}

/* ==================== SECTION DIVIDER ==================== */
.section-divider {
    width: 100%;
    max-width: 580px;
    height: 1px;
    border: none;
    background: linear-gradient(90deg, transparent, rgba(148, 163, 184, 0.28), transparent);
    margin: 48px auto;
}

.appstore-badge-disabled {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(226, 232, 240, 0.6);
    opacity: 0.5;
    cursor: default;
    pointer-events: none;
    user-select: none;
    margin-top: 4px;
    box-shadow: none;
    transform: none !important;
}

.appstore-badge-disabled:hover {
    transform: none !important;
    box-shadow: none !important;
    background: rgba(255, 255, 255, 0.4) !important;
}

.appstore-badge-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.9);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, background-color 0.25s ease;
    margin-top: 4px;
}

.appstore-badge-link:hover {
    transform: translateY(-3px) scale(1.04);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.14), inset 0 1px 1px rgba(255, 255, 255, 1);
}


.appstore-badge-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    filter: grayscale(20%);
    box-shadow: none;
    border-color: rgba(148, 163, 184, 0.4);
}

.appstore-badge-link.disabled:hover {
    transform: none;
    background: rgba(255, 255, 255, 0.6);
    box-shadow: none;
}

.appstore-badge-img {
    display: block;
    height: 62px;
    width: auto;
}

/* ==================== SECTIONS COMMON ==================== */
section {
    width: 100%;
    margin-bottom: 40px;
}

.faq,
.contact,
.privacy,
.support-privacy-section {
    width: 100%;
    max-width: 660px;
    margin: 0 auto 72px auto;
}

.section-header {
    text-align: center;
    margin-bottom: 24px;
}

.section-title {
    font-family: 'Noto Sans', sans-serif;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
    text-transform: uppercase;
    position: relative;
    display: inline-block;
}

/* ==================== FEATURES GRID ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
    width: 100%;
}

.feature-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon-box {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: #F0F9FF;
    border: 1px solid #BAE6FD;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 18px;
}

.feature-card h3 {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.feature-card p {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.5;
}


/* ==================== SCREENSHOTS GALLERY & TABS ==================== */
.screenshots-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.screenshot-tabs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 6px 8px;
    box-shadow: var(--shadow-sm);
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-family);
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(241, 245, 249, 0.8);
}

.tab-btn.active {
    background: #E0F2FE;
    color: var(--accent-blue);
    border-color: rgba(56, 189, 248, 0.4);
    box-shadow: 0 2px 6px rgba(2, 132, 199, 0.12);
}

.mac-window {
    width: 100%;
    max-width: 860px;
    background: #1e1e1e;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.mac-window-clickable {
    cursor: zoom-in;
    display: block;
    position: relative;
    overflow: hidden;
}

.mac-window-clickable:hover .screenshot-img {
    transform: scale(1.01);
}

.screenshot-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
}

.screenshot-caption-bar {
    padding: 14px 20px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-secondary);
    gap: 12px;
}

.screenshot-caption-text {
    font-weight: 600;
}

.screenshot-zoom-hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* ==================== LIGHTBOX MODAL ==================== */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    padding: 24px;
    box-sizing: border-box;
}

.lightbox-modal.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 94vw;
    max-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-md);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #FFFFFF;
    color: #0F172A;
    border: none;
    font-size: 18px;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0,0,0,0.35);
    transition: transform 0.2s ease, background-color 0.2s ease;
    z-index: 1001;
}

.lightbox-close:hover {
    transform: scale(1.1);
    background: #F1F5F9;
}

/* ==================== FAQ SECTION (STATIC Q&A) ==================== */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.faq-item {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.faq-item:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.faq-question {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px 0;
    line-height: 1.35;
}

.faq-answer {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

.faq-answer a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* ==================== SUPPORT & PRIVACY COMBINED ==================== */
.support-privacy-section {
    width: 100%;
    max-width: 660px;
    margin: 0 auto 72px auto;
}

.support-privacy-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.privacy-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
    width: 100%;
}

.privacy-text {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
    text-align: center;
}

.privacy-text strong {
    color: var(--text-primary);
}

.terms-link-inline {
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-blue);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease, opacity 0.2s ease;
}

.terms-link-inline:hover {
    color: var(--accent-blue-hover);
    opacity: 0.85;
}

.support-divider {
    width: 100%;
    height: 1px;
    background: var(--border-color);
}

.support-text {
    font-size: 14.5px;
    color: var(--text-secondary);
    margin: 0 0 16px 0;
    max-width: 500px;
    text-align: center;
    line-height: 1.6;
}

.btn-email {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    background: var(--accent-blue);
    color: #FFFFFF;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 20px -4px rgba(2, 132, 199, 0.35);
    transition: all 0.2s ease;
}

.btn-email:hover {
    background: var(--accent-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -4px rgba(2, 132, 199, 0.45);
}

/* ==================== FOOTER ==================== */

.footer {
    text-align: center;
    padding: 20px 0;
    width: 100%;
    border-top: 1px solid var(--border-color);
    margin-top: 20px;
}

.footer-link {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent-blue);
}

.footer-copy {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .container {
        padding: 16px 16px 60px 16px;
    }

    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        padding: 0;
        gap: 20px;
    }

    .hero-text-col {
        align-items: center;
        text-align: center;
    }

    .main-title {
        font-size: clamp(44px, 12vw, 68px);
        letter-spacing: -1.5px;
        white-space: normal;
        text-align: center;
    }
    
    .main-subtitle {
        font-size: clamp(18px, 4vw, 22px);
        text-align: center;
    }

    .navbar {
        gap: 6px;
        padding: 6px 10px;
    }
    
    .nav-link {
        font-size: 10px;
        padding: 6px 10px;
    }
    
    .hero-icon {
        width: 140px;
        height: 140px;
    }

    .superposed-container {
        flex-direction: column;
        min-height: auto;
        gap: 32px;
    }
    
    .card-ascii,
    .card-markdown,
    .card-theme-light,
    .card-theme-dark,
    .card-theme-neo {
        position: static;
        width: 100%;
        transform: none;
    }

    .card-ascii:hover,
    .card-markdown:hover,
    .card-theme-light:hover,
    .card-theme-dark:hover,
    .card-theme-neo:hover {
        transform: translateY(-6px) scale(1.02);
    }
}


/* ==================== THEMES SHOWCASE ==================== */
.theme-showcase-container {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.theme-showcase-frame {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: transparent;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}

.theme-showcase-frame:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.15);
}

.theme-showcase-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

.section-subtext {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 6px;
    text-align: center;
}


/* Hero Showcase Image (Superposed Windows Composition) */
.hero-image-container {
    width: 100%;
    max-width: 1040px;
    margin: 36px auto 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.18), 0 0 0 1px rgba(226, 232, 240, 0.8);
    background: transparent;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.hero-image-container:hover {
    transform: translateY(-4px) scale(1.005);
    box-shadow: 0 32px 70px -15px rgba(15, 23, 42, 0.22), 0 0 0 1px rgba(226, 232, 240, 1);
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

/* ==================== SCROLL REVEAL ANIMATIONS (DIRECTIONAL & SCALING WITH 0.4S DELAY) ==================== */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s;
    will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* 1. Welcome Screenshot: Scaling from small to large with 0.4s delay */
.welcome-showcase.reveal-on-scroll {
    opacity: 0;
    transform: scale(0.88) translateY(24px);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.4s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.4s;
}

.welcome-showcase.reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* 2. Features Section: Smooth scale up */
.features-section.reveal-on-scroll {
    opacity: 0;
    transform: translateY(32px) scale(0.96);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s;
}

.features-section.reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 3. Superposed 1 (ASCII & Markdown): Left-Right Entrance Glide with ~0.4s delay */
.superposed-showcase-section .card-ascii {
    opacity: 0;
    transform: translate(-100px, -24px) scale(0.92);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.38s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.38s, z-index 0.2s ease 0s, filter 0.4s ease 0s;
}

.superposed-showcase-section .card-markdown {
    opacity: 0;
    transform: translate(100px, 22px) scale(0.92);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.48s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.48s, z-index 0.2s ease 0s, filter 0.4s ease 0s;
}

.superposed-showcase-section.is-revealed .card-ascii {
    opacity: 1;
    transform: translate(0, -24px) scale(1);
}

.superposed-showcase-section.is-revealed .card-markdown {
    opacity: 1;
    transform: translate(0, 22px) scale(1);
}

.superposed-showcase-section.is-revealed .card-ascii:hover {
    z-index: 10;
    transform: translate(0, -30px) scale(1.02);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0s, filter 0.3s ease 0s, z-index 0.1s ease 0s !important;
}

.superposed-showcase-section.is-revealed .card-markdown:hover {
    z-index: 10;
    transform: translate(0, 16px) scale(1.02);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0s, filter 0.3s ease 0s, z-index 0.1s ease 0s !important;
}

/* 4. Superposed 2 (Themes): Left / Scale / Right Entrance with ~0.4s delay */
.themes-showcase-section .card-theme-light {
    opacity: 0;
    transform: translate(-100px, -28px) scale(0.92);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.38s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.38s, z-index 0.2s ease 0s, filter 0.4s ease 0s;
}

.themes-showcase-section .card-theme-dark {
    opacity: 0;
    transform: translate(0, 6px) scale(0.82);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.48s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.48s, z-index 0.2s ease 0s, filter 0.4s ease 0s;
}

.themes-showcase-section .card-theme-neo {
    opacity: 0;
    transform: translate(100px, 36px) scale(0.92);
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.58s, transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.58s, z-index 0.2s ease 0s, filter 0.4s ease 0s;
}

.themes-showcase-section.is-revealed .card-theme-light {
    opacity: 1;
    transform: translate(0, -28px) scale(1);
}

.themes-showcase-section.is-revealed .card-theme-dark {
    opacity: 1;
    transform: translate(0, 6px) scale(1);
}

.themes-showcase-section.is-revealed .card-theme-neo {
    opacity: 1;
    transform: translate(0, 36px) scale(1);
}

.themes-showcase-section.is-revealed .card-theme-light:hover {
    z-index: 10;
    transform: translate(0, -34px) scale(1.02);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0s, filter 0.3s ease 0s, z-index 0.1s ease 0s !important;
}

.themes-showcase-section.is-revealed .card-theme-dark:hover {
    z-index: 10;
    transform: translate(0, 0px) scale(1.02);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0s, filter 0.3s ease 0s, z-index 0.1s ease 0s !important;
}

.themes-showcase-section.is-revealed .card-theme-neo:hover {
    z-index: 10;
    transform: translate(0, 28px) scale(1.02);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) 0s, filter 0.3s ease 0s, z-index 0.1s ease 0s !important;
}

@media (prefers-reduced-motion: reduce) {
    .reveal-on-scroll,
    .welcome-showcase.reveal-on-scroll,
    .features-section.reveal-on-scroll,
    .superposed-showcase-section .card-ascii,
    .superposed-showcase-section .card-markdown,
    .themes-showcase-section .card-theme-light,
    .themes-showcase-section .card-theme-dark,
    .themes-showcase-section .card-theme-neo {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}