:root {
    --bg-color: #07090d;
    --surface-glass: rgba(17, 20, 29, 0.65);
    --surface-solid: rgba(13, 16, 24, 0.92);
    --surface-highlight: rgba(22, 180, 255, 0.14);
    --primary-text-color: #f0f6ff;
    --secondary-text-color: #9aa6c4;
    --muted-text-color: #7b88a2;
    --accent-color: #00e0ff;
    --accent-gradient: linear-gradient(135deg, #00e0ff 0%, #8a5cff 45%, #ff7bd4 100%);
    --border-color: rgba(114, 147, 229, 0.25);
    --border-strong: rgba(166, 189, 255, 0.45);
    --shadow-soft: 0 24px 60px rgba(0, 0, 0, 0.35);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --font-family: 'Poppins', sans-serif;
    --max-width: 1180px;
    --transition: 0.35s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--primary-text-color);
    line-height: 1.8;
    overflow-x: hidden;
    position: relative;
}

.global-backdrop {
    position: fixed;
    inset: 0;
    z-index: -4;
    background: radial-gradient(circle at 20% 20%, rgba(0, 224, 255, 0.16), transparent 60%),
                radial-gradient(circle at 80% 30%, rgba(138, 92, 255, 0.18), transparent 60%),
                radial-gradient(circle at 50% 80%, rgba(255, 123, 212, 0.12), transparent 65%);
    overflow: hidden;
}

.orb {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.55;
    animation: float 12s ease-in-out infinite;
}

.orb-1 {
    background: rgba(0, 224, 255, 0.65);
    top: 12%;
    left: 10%;
}

.orb-2 {
    background: rgba(255, 123, 212, 0.6);
    top: 38%;
    right: 12%;
    animation-delay: 2s;
}

.orb-3 {
    background: rgba(138, 92, 255, 0.55);
    bottom: -6%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
    50% { transform: translate3d(20px, -30px, 0) scale(1.06); }
}

#particle-field {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.25;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2.4rem;
}

.hero-section {
    padding: 1.5rem 0 4rem;
    position: relative;
}


.navbar {
    position: relative;
    z-index: 5;
    width: 100%;
    padding: 2.4rem 0;
    margin-bottom: 4rem;
}

.navbar-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2.4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: var(--primary-text-color);
    text-decoration: none;
}

.language-switcher {
    position: relative;
    font-size: 0.95rem;
}

.current-lang {
    background: rgba(10, 14, 22, 0.7);
    border: 1px solid var(--border-color);
    color: var(--primary-text-color);
    padding: 0.55rem 1.3rem;
    border-radius: 999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: background-color var(--transition), border-color var(--transition);
    backdrop-filter: blur(14px);
}

.current-lang:hover {
    background: rgba(18, 24, 36, 0.85);
    border-color: var(--border-strong);
}

.current-lang i {
    transition: transform 0.3s ease;
}

.lang-options {
    list-style: none;
    position: absolute;
    top: 115%;
    right: 0;
    width: 140px;
    padding: 0.7rem;
    background: rgba(8, 11, 18, 0.92);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-soft);
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    backdrop-filter: blur(16px);
    z-index: 10;
}

.lang-options.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.lang-options li a {
    display: block;
    padding: 0.55rem 0.9rem;
    border-radius: 10px;
    color: var(--secondary-text-color);
    text-decoration: none;
    transition: background-color var(--transition), color var(--transition);
}

.lang-options li a:hover {
    background: rgba(0, 224, 255, 0.08);
    color: var(--primary-text-color);
}

.language-switcher.active .current-lang i {
    transform: rotate(180deg);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3.2rem;
    align-items: center;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2.4rem;
}

.hero-copy {
    position: relative;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted-text-color);
    margin-bottom: 1.6rem;
}

.hero-eyebrow::before {
    content: '';
    width: 28px;
    height: 2px;
    background: var(--accent-gradient);
    display: inline-block;
    border-radius: 999px;
}

.main-headline {
    font-size: clamp(3rem, 6vw, 4.6rem);
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 1.4rem;
    letter-spacing: -0.01em;
}

.sub-headline {
    font-size: 1.1rem;
    color: var(--secondary-text-color);
    max-width: 540px;
    margin-bottom: 2.2rem;
}

.hero-ctas {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 2.4rem;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.cta-button.primary {
    background: var(--accent-gradient);
    color: #020205;
    border: 1px solid transparent;
    box-shadow: 0 18px 45px rgba(0, 224, 255, 0.23);
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 28px 60px rgba(0, 224, 255, 0.32);
}

.cta-button.secondary {
    background: rgba(9, 13, 21, 0.75);
    color: var(--primary-text-color);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
}

.cta-button.secondary:hover {
    transform: translateY(-2px);
    border-color: var(--border-strong);
}

.hero-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    color: var(--muted-text-color);
}

.hero-pills span {
    font-size: 0.9rem;
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    background: rgba(16, 22, 35, 0.7);
    border: 1px solid rgba(85, 107, 165, 0.25);
    backdrop-filter: blur(10px);
}

.hero-showcase {
    position: relative;
}

.showcase-card {
    background: rgba(7, 10, 18, 0.75);
    border: 1px solid rgba(120, 145, 220, 0.25);
    border-radius: var(--radius-lg);
    padding: 2rem;
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.showcase-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--muted-text-color);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.showcase-header .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #34d399;
    box-shadow: 0 0 10px #34d399;
}

.showcase-stream {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    padding: 1.6rem;
    border-radius: var(--radius-md);
    background: var(--surface-highlight);
    border: 1px solid rgba(0, 224, 255, 0.2);
}

.stream-line {
    display: grid;
    grid-template-columns: 80px minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
}

.stream-line span {
    font-size: 0.75rem;
    letter-spacing: 0.17em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
}

.stream-line p {
    font-size: 0.96rem;
    color: var(--primary-text-color);
    line-height: 1.6;
}

.stream-line.assistant span {
    color: #67e8f9;
}

.showcase-link {
    font-size: 0.95rem;
    color: var(--accent-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: color 0.2s ease;
}

.showcase-link::after {
    content: '↗';
    font-size: 1.05rem;
}

.showcase-link:hover {
    color: #8a5cff;
}

.content-section {
    padding: 120px 0;
    position: relative;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.content-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-heading {
    text-align: center;
    max-width: 620px;
    margin: 0 auto 3.4rem;
}

.section-heading h2 {
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.section-heading p {
    color: var(--secondary-text-color);
    font-size: 1.05rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.6rem;
}

.metric-card {
    background: rgba(7, 9, 15, 0.8);
    border: 1px solid rgba(86, 116, 190, 0.35);
    border-radius: var(--radius-md);
    padding: 1.9rem;
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.metric-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at 20% 20%, rgba(0, 224, 255, 0.12), transparent 55%);
    z-index: -1;
}

.metric-label {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted-text-color);
}

.metric-value {
    font-size: clamp(2rem, 2.2vw, 2.6rem);
    font-weight: 600;
    letter-spacing: -0.015em;
}

.metric-card p {
    color: var(--secondary-text-color);
    font-size: 0.98rem;
}

.manifesto-section {
    padding-top: 140px;
}

.manifesto-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: stretch;
}

.manifesto-copy {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.section-eyebrow {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted-text-color);
}

.manifesto-copy h2 {
    font-size: clamp(2.2rem, 2.8vw, 3rem);
    letter-spacing: -0.01em;
}

.manifesto-copy p {
    color: var(--secondary-text-color);
    font-size: 1.02rem;
}

.manifesto-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.8rem;
}

.inline-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: color 0.2s ease;
}

.inline-link::after {
    content: '→';
    transition: transform 0.2s ease;
}

.inline-link:hover::after {
    transform: translateX(4px);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.85rem;
    border-radius: 999px;
    font-size: 0.85rem;
    color: #ffd1fb;
    background: rgba(255, 123, 212, 0.16);
    border: 1px solid rgba(255, 123, 212, 0.3);
}

.manifesto-panels {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
}

.panel-card {
    background: rgba(9, 13, 20, 0.78);
    border: 1px solid rgba(107, 137, 202, 0.4);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.panel-card h3 {
    font-size: 1.22rem;
    font-weight: 600;
}

.panel-card p {
    color: var(--secondary-text-color);
    font-size: 0.98rem;
}

.stack-section {
    padding-top: 130px;
}

.stack-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.8rem;
}

.stack-column {
    background: rgba(8, 11, 18, 0.85);
    border: 1px solid rgba(87, 119, 190, 0.35);
    border-radius: var(--radius-md);
    padding: 2.2rem 2rem;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.stack-column::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 10%, rgba(0, 224, 255, 0.12), transparent 60%);
    z-index: -1;
}

.stack-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted-text-color);
    margin-bottom: 1rem;
    display: inline-block;
}

.stack-column h3 {
    font-size: 1.45rem;
    margin-bottom: 1.4rem;
}

.stack-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.stack-column li {
    color: var(--secondary-text-color);
    font-size: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.stack-column li::before {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 0.45rem;
    background: var(--accent-gradient);
    flex-shrink: 0;
}

.experience-section {
    padding-top: 140px;
}

.mode-tabs {
    display: inline-flex;
    padding: 0.35rem;
    background: rgba(8, 12, 20, 0.68);
    border-radius: 999px;
    border: 1px solid rgba(93, 126, 197, 0.35);
    margin: 0 auto 2rem;
    position: relative;
    backdrop-filter: blur(16px);
}

.mode-tab {
    border: none;
    background: transparent;
    color: var(--muted-text-color);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.7rem 1.6rem;
    border-radius: 999px;
    cursor: pointer;
    transition: color 0.2s ease;
    position: relative;
}

.mode-tab.active {
    color: #020205;
}

.mode-tab.active::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: var(--accent-gradient);
    z-index: -1;
}

.mode-panels {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

.mode-panel {
    display: none;
    flex-direction: column;
    gap: 1.1rem;
    background: rgba(8, 12, 19, 0.82);
    border: 1px solid rgba(87, 122, 199, 0.35);
    border-radius: var(--radius-md);
    padding: 2.1rem;
    backdrop-filter: blur(20px);
}

.mode-panel.active {
    display: flex;
    grid-column: span 3;
}

.mode-panel-header span {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted-text-color);
}

.mode-panel-header h3 {
    font-size: 1.6rem;
    margin-top: 0.6rem;
}

.mode-panel p {
    color: var(--secondary-text-color);
    font-size: 1.02rem;
}

.mode-highlights {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem;
    margin-top: 1rem;
}

.mode-highlights li {
    padding: 0.85rem;
    border-radius: var(--radius-sm);
    background: rgba(9, 13, 22, 0.7);
    border: 1px solid rgba(93, 124, 197, 0.3);
    color: var(--secondary-text-color);
    font-size: 0.94rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.mode-highlights li::before {
    content: '◎';
    color: var(--accent-color);
    font-size: 0.9rem;
    line-height: 1.2;
    margin-top: 0.15rem;
}

.timeline-section {
    padding-top: 140px;
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
    position: relative;
}

.timeline-grid::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background: linear-gradient(180deg, rgba(0, 224, 255, 0), rgba(0, 224, 255, 0.5), rgba(0, 224, 255, 0));
    transform: translateX(-50%);
}

.timeline-column {
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
}

.timeline-item {
    background: rgba(8, 11, 20, 0.78);
    border: 1px solid rgba(88, 122, 197, 0.35);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    backdrop-filter: blur(16px);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 2rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-gradient);
    box-shadow: 0 0 16px rgba(0, 224, 255, 0.6);
}

.timeline-column:first-child .timeline-item::before {
    right: -2.7rem;
}

.timeline-column:last-child .timeline-item::before {
    left: -2.7rem;
}

.timeline-date {
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted-text-color);
    display: block;
    margin-bottom: 0.8rem;
}

.timeline-item h3 {
    font-size: 1.4rem;
    margin-bottom: 0.6rem;
}

.timeline-item p {
    color: var(--secondary-text-color);
    font-size: 0.98rem;
}

.cta-section {
    padding: 120px 0 140px;
    text-align: center;
}

.cta-section .container {
    max-width: 640px;
    background: rgba(8, 11, 19, 0.78);
    border: 1px solid rgba(90, 125, 200, 0.35);
    border-radius: var(--radius-lg);
    padding: 3.4rem 3rem;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(20px);
}

.cta-section h2 {
    font-size: clamp(2rem, 2.6vw, 2.7rem);
    margin: 1.2rem 0;
    letter-spacing: -0.01em;
}

.cta-section p {
    color: var(--secondary-text-color);
    font-size: 1.05rem;
    margin-bottom: 2.4rem;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta-button.ghost {
    background: transparent;
    border: 1px solid rgba(98, 132, 206, 0.45);
    color: var(--primary-text-color);
}

.cta-button.ghost:hover {
    border-color: rgba(0, 224, 255, 0.55);
    color: var(--accent-color);
}

.footer {
    padding: 3.2rem 0;
    border-top: 1px solid rgba(82, 110, 177, 0.35);
    background: rgba(6, 9, 15, 0.72);
    backdrop-filter: blur(16px);
}

.footer-meta {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    align-items: center;
}

.footer p {
    color: var(--muted-text-color);
    font-size: 0.92rem;
}

/* Erişilebilirlik: hareketi azalt */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

@media (max-width: 1100px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.8rem;
        text-align: center;
    }

    .hero-copy,
    .hero-copy .sub-headline {
        margin: 0 auto;
    }

    .hero-showcase {
        max-width: 520px;
        margin: 0 auto;
    }

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

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

    .manifesto-actions {
        justify-content: center;
    }

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

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

    .mode-panels .mode-panel.active {
        grid-column: span 3;
    }

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

    .timeline-grid::before {
        left: 0;
        display: none;
    }

    .timeline-column:first-child .timeline-item::before,
    .timeline-column:last-child .timeline-item::before {
        left: 2rem;
    }

    .timeline-item {
        padding-left: 3.4rem;
    }
}

@media (max-width: 768px) {
    .navbar-container,
    .hero-grid,
    .container {
        padding: 0 1.5rem;
    }

    /* Telefon/Tablet: bölüm animasyonlarını kapat, anında göster */
    .content-section {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .hero-ctas {
        justify-content: center;
    }

    .hero-pills {
        justify-content: center;
    }

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

    .manifesto-panels {
        grid-template-columns: 1fr;
    }

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

    .mode-tabs {
        flex-direction: column;
        align-items: stretch;
        gap: 0.4rem;
        border-radius: var(--radius-md);
    }

    .mode-tab {
        width: 100%;
    }

    .mode-tab.active::before {
        border-radius: calc(var(--radius-md) - 6px);
    }

    .mode-panels {
        display: flex;
        flex-direction: column;
    }

    .mode-panel.active {
        grid-column: auto;
    }

    .mode-highlights {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        padding-left: 2.6rem;
    }

    .timeline-column:first-child .timeline-item::before,
    .timeline-column:last-child .timeline-item::before {
        left: 1.2rem;
    }

    .cta-section .container {
        padding: 2.6rem 1.8rem;
    }
}

@media (max-width: 520px) {
    .main-headline {
        font-size: clamp(1.8rem, 9vw, 2.2rem);
    }

    .sub-headline {
        font-size: 0.98rem;
    }

    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-button {
        width: 100%;
    }

    .showcase-stream {
        padding: 1.2rem;
    }

    .stream-line {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .manifesto-actions {
        flex-direction: column;
    }

    .stack-column li {
        font-size: 0.96rem;
    }
}

/* Ekstra küçük ekranlar için (telefon < 380px) hassas ayarlar */
@media (max-width: 380px) {
    .navbar {
        margin-bottom: 2.2rem;
        padding: 1.4rem 0;
    }
    .navbar-container,
    .hero-grid,
    .container {
        padding: 0 1rem;
    }
    .current-lang {
        padding: 0.45rem 0.9rem;
        font-size: 0.85rem;
    }
    .lang-options {
        width: 120px;
    }
    .hero-section {
        padding: 1rem 0 2.4rem;
    }
    .hero-eyebrow {
        font-size: 0.78rem;
        margin-bottom: 1rem;
    }
    .sub-headline {
        margin-bottom: 1.4rem;
    }
    .cta-button {
        padding: 0.85rem 1.2rem;
    }
    .showcase-card {
        padding: 1.4rem;
    }
    .metrics-grid {
        gap: 1rem;
    }
    .metric-card {
        padding: 1.4rem;
    }
    .content-section {
        padding: 80px 0;
    }
    .mode-tabs {
        padding: 0.25rem;
    }
    .mode-tab {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}