:root {
    --bg-color: #000; /* Kullanıcının tercih ettiği siyah tema */
    --text-color: #ffffff;
    --accent-color: #ffffff;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.03);
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.bg-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 2px 2px, rgba(255, 255, 255, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
    z-index: -1;
}

.glow-blob {
    position: fixed;
    top: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(80px);
}

.glow-blob-2 {
    position: fixed;
    bottom: -10%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.02) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(60px);
}

/* Landing Page Section */
#landing-page {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.landing-header {
    padding: 30px 0;
    display: flex;
    justify-content: flex-start;
}

.hero-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    padding: 40px 0 100px;
    min-height: 80vh;
}

.hero-content {
    text-align: left;
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

.grad-text {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    background: linear-gradient(135deg, #fff 40%, rgba(255,255,255,0.4) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0 0 24px 0;
    line-height: 1.1;
    letter-spacing: -2px;
}

.hero-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
}

.btn-primary {
    background: #fff;
    color: #000;
    padding: 18px 48px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(255, 255, 255, 0.25);
}

.store-links-large {
    display: flex;
    gap: 12px;
}

.store-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.store-tag:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Visual Side (PC) */
.hero-visual {
    perspective: 2000px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mockup-container {
    position: relative;
    transform: rotateY(-20deg) rotateX(10deg);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.hero-visual:hover .mockup-container {
    transform: rotateY(-10deg) rotateX(5deg);
}

.phone-frame {
    width: 300px;
    height: 620px;
    background: #0a0a0a;
    border: 10px solid #1a1a1a;
    border-radius: 45px;
    padding: 12px;
    box-shadow: 
        -20px 40px 80px rgba(0,0,0,0.8),
        inset 0 0 30px rgba(255,255,255,0.05);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #ffffff; /* Mockup içi görseldeki gibi beyaz */
    border-radius: 35px;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    color: #000; /* Mockup içi metinler siyah */
}

/* Mockup UI Inner Styles */
.mockup-ui {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.m-status-bar {
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    font-weight: 700;
}

.m-status-icons {
    display: flex;
    gap: 4px;
}

.m-nav-bar {
    padding: 5px 15px;
}

.m-btn-back {
    width: 30px;
    height: 30px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    font-size: 12px;
}

.m-main-visual {
    height: 180px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.m-logo-glow {
    width: 120px;
    height: 120px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(186, 104, 200, 0.4);
    position: relative;
    overflow: hidden;
}

.m-logo-glow img {
    width: 80%;
    border-radius: 15px;
}

.m-body {
    padding: 20px;
    text-align: left;
}

.m-tag {
    background: #E91E63;
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 15px;
}

.m-body h4 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 700;
}

.m-body p {
    font-size: 11px;
    color: #666;
    line-height: 1.5;
    margin-bottom: 20px;
}

.m-platforms-mini {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.m-plat-card {
    background: #f8f9fa;
    border: 1px solid #eee;
    padding: 6px 8px; /* Slightly tighter padding for 4 items */
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 8.5px; /* Slightly smaller font */
    font-weight: 600;
}

.m-plat-card i {
    font-size: 11px;
}

/* Floating Icons Positioning */
.i1 { top: 5%; right: -60px; animation-delay: 0s; color: #E4405F; }
.i2 { bottom: 15%; left: -70px; animation-delay: 1.2s; color: #fff; }
.i3 { top: 40%; right: -80px; animation-delay: 2.4s; color: #FF0000; }
.i4 { top: 70%; right: -40px; animation-delay: 3.6s; color: #ffffff; } /* Apple */
.i5 { bottom: 50%; left: -80px; animation-delay: 4.8s; color: #3DDC84; } /* Android */

.f-icon {
    position: absolute;
    width: 65px;
    height: 65px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(24px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
    animation: float 5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

.i1 { top: 10%; right: -50px; animation-delay: 0s; color: #E4405F; }
.i2 { bottom: 20%; left: -60px; animation-delay: 1.5s; color: #fff; }
.i3 { top: 50%; right: -70px; animation-delay: 3s; color: #FF0000; }

/* SEO Growth Section */
.seo-growth {
    margin-bottom: 48px;
    max-width: 500px;
}

.growth-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 24px;
}

.growth-item { text-align: center; }

.growth-item span {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.growth-item p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin: 0;
}

/* Features Section */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    padding: 100px 0;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 32px;
    text-align: left;
    transition: all 0.4s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-8px);
}

.feature-card i {
    font-size: 2.8rem;
    margin-bottom: 24px;
    color: #fff;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.feature-card p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.6;
}

/* Profile Section Styles */
.container {
    padding: 40px 20px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.main-logo {
    width: 100px;
    height: 100px;
    border-radius: 25%;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.links-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.link-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    padding: 16px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    text-decoration: none;
    color: white;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.link-card:hover {
    transform: translateY(-3px) scale(1.02);
    background: rgba(255, 255, 255, 0.08);
}

.icon-container {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-right: 16px;
}

.link-info {
    flex-grow: 1;
    text-align: left;
}

.platform-name {
    display: block;
    font-weight: 600;
    font-size: 16px;
}

.handle-name {
    font-size: 13px;
    opacity: 0.6;
}

/* Download Section (Profile Page) */
.download-section {
    margin-top: 40px;
    padding: 30px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.store-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.store-button {
    background: #000;
    border: 1px solid rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
    min-width: 140px;
}

/* Loading & Error */
.loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: #fff;
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

@keyframes rotate {
    to { transform: rotate(360deg); }
}

.hidden { display: none !important; }

footer {
    padding: 60px 0 40px;
    text-align: center;
    color: rgba(255,255,255,0.3);
    font-size: 0.85rem;
}

.footer-logo {
    height: 24px;
    opacity: 0.3;
    margin-bottom: 12px;
}

/* Responsive Fixes */
@media (max-width: 900px) {
    .hero-split {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    .hero-content {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-visual {
        display: none; /* Mobilde görseli gizleyip hıza odaklanıyoruz */
    }
    .hero-actions {
        justify-content: center;
    }
    .seo-growth {
        max-width: 100%;
    }
}