/* Siriusola - Mobil Uygulama Tanıtım - Mor Tema, Gece/Gündüz */
:root, [data-theme="dark"] {
    --bg-deep: #0a0a12;
    --bg-page: #0f0f1a;
    --bg-card: rgba(26, 15, 43, 0.6);
    --bg-card-hover: rgba(35, 20, 55, 0.8);
    --accent: #a855f7;
    --accent-soft: #c084fc;
    --accent-pink: #ec4899;
    --accent-border: rgba(168, 85, 247, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --border-subtle: rgba(168, 85, 247, 0.15);
}

[data-theme="light"] {
    --bg-deep: #f8f7fc;
    --bg-page: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-card-hover: #f5f3ff;
    --accent: #7c3aed;
    --accent-soft: #8b5cf6;
    --accent-pink: #db2777;
    --accent-border: rgba(124, 58, 237, 0.3);
    --text-primary: #1a1a2e;
    --text-secondary: #4b5563;
    --text-muted: #6b7280;
    --border-subtle: rgba(124, 58, 237, 0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Outfit', 'DM Sans', -apple-system, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Arka plan */
.stars-bg {
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(168, 85, 247, 0.08), transparent),
                radial-gradient(ellipse 60% 40% at 100% 100%, rgba(168, 85, 247, 0.05), transparent);
    pointer-events: none;
    z-index: 0;
}
[data-theme="dark"] .stars-bg::before {
    content: '';
    position: absolute;
    width: 200%; height: 200%; top: -50%; left: -50%;
    background-image: radial-gradient(1.5px 1.5px at 20px 30px, rgba(255,255,255,0.12), transparent),
                      radial-gradient(1px 1px at 90px 40px, rgba(255,255,255,0.15), transparent);
    background-size: 180px 180px;
    animation: drift 120s linear infinite;
    opacity: 0.6;
}
[data-theme="light"] .stars-bg::before { display: none; }
@keyframes drift {
    from { transform: translate(0, 0); }
    to { transform: translate(-50px, -50px); }
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

/* Header */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.75rem 0;
    background: rgba(10, 10, 18, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}
[data-theme="light"] .main-header {
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 2px 20px rgba(124, 58, 237, 0.06);
}

.main-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}
.logo-icon {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
}
.logo-icon svg { width: 100%; height: 100%; }
.logo-text { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.02em; }
.logo-sub { font-size: 0.6rem; color: var(--text-muted); margin-top: -2px; letter-spacing: 0.1em; text-transform: uppercase; }

.header-right { display: flex; align-items: center; gap: 1.25rem; }

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding-right: 1rem;
    border-right: 1px solid var(--border-subtle);
}

.lang-switcher {
    display: flex;
    background: rgba(168, 85, 247, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 3px;
    gap: 2px;
}
.lang-option {
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.8rem;
    transition: all 0.25s ease;
}
.lang-option:hover { color: var(--accent-soft); background: rgba(168, 85, 247, 0.08); }
.lang-option.active {
    background: linear-gradient(135deg, var(--accent), #9333ea);
    color: #fff;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.35);
}

.theme-switcher { display: flex; align-items: center; }
.theme-toggle { background: none; border: none; cursor: pointer; padding: 0; }
.theme-track {
    position: relative;
    display: flex;
    align-items: center;
    width: 52px;
    height: 26px;
    background: rgba(168, 85, 247, 0.15);
    border: 1px solid var(--accent-border);
    border-radius: 13px;
    transition: all 0.3s ease;
}
.theme-track:hover { background: rgba(168, 85, 247, 0.22); border-color: var(--accent); }
.theme-thumb {
    position: absolute;
    left: 3px;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #a855f7, #c084fc);
    border-radius: 50%;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(168, 85, 247, 0.4);
}
[data-theme="light"] .theme-thumb {
    transform: translateX(26px);
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}
.theme-icon {
    position: absolute;
    width: 12px;
    height: 12px;
    color: var(--text-secondary);
}
.theme-icon.sun { left: 7px; }
.theme-icon.moon { right: 7px; opacity: 0.5; }
[data-theme="light"] .theme-icon.sun { opacity: 0.5; }
[data-theme="light"] .theme-icon.moon { opacity: 1; }

.main-nav {
    display: flex;
    align-items: center;
    gap: 0.1rem;
}
.main-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}
.main-nav a:hover { color: var(--accent-soft); background: rgba(168, 85, 247, 0.08); }
.main-nav a.active { color: var(--accent-soft); background: rgba(168, 85, 247, 0.1); }
.nav-cta {
    color: #fff !important;
    background: linear-gradient(135deg, var(--accent), #9333ea) !important;
    padding: 0.5rem 1.1rem !important;
    box-shadow: 0 4px 14px rgba(168, 85, 247, 0.4);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(168, 85, 247, 0.5); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; }

/* Hero */
.main-content { position: relative; z-index: 1; }
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 0 4rem;
    position: relative;
    overflow: hidden;
}
.hero-bg-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 100% 80% at 50% -20%, rgba(124, 58, 237, 0.35), transparent 50%),
                radial-gradient(ellipse 80% 60% at 80% 100%, rgba(168, 85, 247, 0.2), transparent 45%),
                radial-gradient(ellipse 60% 50% at 20% 90%, rgba(236, 72, 153, 0.15), transparent 40%);
    pointer-events: none;
}
[data-theme="light"] .hero-bg-glow {
    background: radial-gradient(ellipse 100% 80% at 50% -20%, rgba(237, 233, 254, 0.8), transparent 50%),
                radial-gradient(ellipse 80% 60% at 80% 100%, rgba(250, 245, 255, 0.6), transparent 45%),
                radial-gradient(ellipse 60% 50% at 20% 90%, rgba(252, 231, 243, 0.4), transparent 40%);
}
.hero-float-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-1 { width: 300px; height: 300px; background: rgba(168, 85, 247, 0.25); top: 10%; left: 10%; animation-delay: 0s; }
.hero-orb-2 { width: 200px; height: 200px; background: rgba(236, 72, 153, 0.2); top: 60%; right: 15%; animation-delay: -3s; }
.hero-orb-3 { width: 150px; height: 150px; background: rgba(124, 58, 237, 0.2); bottom: 20%; left: 20%; animation-delay: -5s; }
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.05); }
}

.hero-inner { position: relative; z-index: 2; }
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(168, 85, 247, 0.12);
    border: 1px solid var(--accent-border);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--accent-soft);
    margin-bottom: 1.25rem;
}
.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}
.hero-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, var(--accent-soft) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
[data-theme="light"] .hero-title {
    background: linear-gradient(135deg, #1a1a2e 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}
.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 1.75rem;
}
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 3rem;
}
.btn-primary, .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.25s ease;
}
.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), #9333ea);
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.45);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(168, 85, 247, 0.5);
}
.btn-outline {
    color: var(--accent-soft);
    border: 1px solid var(--accent-border);
    background: rgba(168, 85, 247, 0.08);
}
.btn-outline:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--accent);
}
.btn-icon { width: 18px; height: 18px; }

/* Phone mockup */
.hero-phone {
    max-width: 280px;
    margin: 0 auto 2rem;
}
.phone-mockup {
    background: linear-gradient(145deg, #1a1a2e 0%, #0f0f1a 100%);
    border: 3px solid var(--border-subtle);
    border-radius: 36px;
    padding: 12px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(168,85,247,0.1);
}
[data-theme="light"] .phone-mockup {
    background: linear-gradient(145deg, #fff 0%, #f5f3ff 100%);
    box-shadow: 0 25px 60px rgba(124,58,237,0.15);
}
.phone-screen {
    background: var(--bg-page);
    border-radius: 28px;
    overflow: hidden;
    aspect-ratio: 9/19;
}
.phone-app-preview {
    padding: 2rem 1rem 1rem;
    height: 100%;
}
.app-header {
    display: flex;
    gap: 6px;
    margin-bottom: 1.5rem;
}
.app-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0.8;
}
.app-dot:nth-child(2) { background: var(--accent-soft); }
.app-dot:nth-child(3) { background: var(--accent-pink); }
.app-content { display: flex; flex-direction: column; gap: 0.75rem; }
.app-card {
    height: 60px;
    background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(236,72,153,0.08));
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
}
.app-card.short { height: 40px; width: 70%; }

.hero-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-decoration: none;
    transition: color 0.2s;
}
.hero-scroll:hover { color: var(--accent-soft); }
.hero-scroll-icon {
    width: 32px;
    height: 32px;
    border: 2px solid currentColor;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounce 2s ease-in-out infinite;
}
.hero-scroll-icon svg { width: 14px; height: 14px; }
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}

/* Animations */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUpIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.animate-fade-up[style*="--delay: 0.1"] { animation-delay: 0.1s; }
.animate-fade-up[style*="--delay: 0.2"] { animation-delay: 0.2s; }
.animate-fade-up[style*="--delay: 0.3"] { animation-delay: 0.3s; }
.animate-fade-up[style*="--delay: 0.4"] { animation-delay: 0.4s; }
.animate-fade-up[style*="--delay: 0.5"] { animation-delay: 0.5s; }
@keyframes fadeUpIn {
    to { opacity: 1; transform: translateY(0); }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: calc(var(--delay, 0) * 0.2s);
}
.animate-on-scroll.animate-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Section */
.section {
    padding: 5rem 0;
}
.section-head {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}
.section-badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: rgba(168, 85, 247, 0.12);
    border: 1px solid var(--accent-border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--accent-soft);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}
.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.section-desc {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Features grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.feature-card {
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-border);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(168, 85, 247, 0.15);
}
.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(168,85,247,0.2), rgba(236,72,153,0.1));
    border: 1px solid var(--accent-border);
    border-radius: 12px;
    margin-bottom: 1.25rem;
}
.feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-soft);
}
.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}
.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Screenshots */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    align-items: center;
    justify-content: center;
}
.screenshot-card {
    display: flex;
    justify-content: center;
}
.screenshot-frame {
    width: 100%;
    max-width: 260px;
    background: var(--bg-card);
    border: 2px solid var(--border-subtle);
    border-radius: 28px;
    padding: 10px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}
[data-theme="light"] .screenshot-frame {
    box-shadow: 0 20px 50px rgba(124,58,237,0.1);
}
.screenshot-placeholder {
    aspect-ratio: 9/19;
    border-radius: 20px;
    background: linear-gradient(145deg, rgba(168,85,247,0.2), rgba(124,58,237,0.1));
    border: 1px solid var(--accent-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.screen-icon { font-size: 2.5rem; }

/* CTA */
.section-cta { padding: 4rem 0 6rem; }
.cta-card {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(236,72,153,0.08));
    border: 1px solid var(--accent-border);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}
.cta-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(168,85,247,0.1), transparent 50%);
    pointer-events: none;
}
.cta-card h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: 0.75rem;
}
.cta-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}
.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}
.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1.75rem;
    background: var(--text-primary);
    color: var(--bg-deep);
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    border: none;
}
[data-theme="light"] .btn-download {
    background: var(--text-primary);
    color: var(--bg-page);
}
.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}
.btn-download svg { width: 22px; height: 22px; }

/* Footer */
.main-footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--border-subtle);
}
.footer-brand {
    text-align: center;
    margin-bottom: 1.5rem;
}
.footer-bottom {
    text-align: center;
}
.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Policy pages */
.policy-page { padding: 3rem 0 5rem; }
.policy-header { text-align: center; margin-bottom: 3rem; }
.policy-header h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 0.5rem;
}
.policy-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}
.policy-intro, .policy-accept {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
}
.policy-accept { font-weight: 500; color: var(--accent-soft); }
.policy-body { margin-bottom: 3rem; }
.policy-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
}
.policy-section h2 {
    font-size: 1.15rem;
    margin-bottom: 1rem;
    color: var(--accent-soft);
}
.policy-section p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    line-height: 1.65;
}
.policy-section ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}
.policy-section li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}
.policy-note {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-muted) !important;
}
.policy-footer {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}
.policy-footer p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}
.policy-footer .btn-outline { margin-top: 1rem; }

/* Mobile */
@media (max-width: 768px) {
    .header-controls { border-right: none; padding-right: 0; }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg-page);
        border-bottom: 1px solid var(--border-subtle);
        padding: 1rem;
    }
    .main-nav.open { display: flex; }
    .nav-toggle { display: flex; }
    .hero { padding: 4rem 0 3rem; min-height: auto; }
    .hero-buttons { flex-direction: column; }
    .hero-phone { max-width: 220px; }
    .features-grid { grid-template-columns: 1fr; }
    .screenshots-grid { grid-template-columns: 1fr; }
}