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

:root {
    --red: #e01c1c;
    --red-dark: #b01010;
    --red-light: #ff3333;
    --red-glow: rgba(224, 28, 28, 0.35);
    --bg: #0a0a0a;
    --bg-2: #111111;
    --bg-3: #0a0a0ad8;
    --bg-card: #141414;
    --border: rgba(255,255,255,0.07);
    --border-red: rgba(224, 28, 28, 0.3);
    --text: #f0f0f0;
    --text-muted: #888;
    --text-dim: #555;
    --white: #ffffff;
    --font: 'Inter', sans-serif;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 4px 30px rgba(0,0,0,0.5);
    --shadow-red: 0 0 30px rgba(224, 28, 28, 0.2);
    --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    background-attachment: fixed;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--red-dark); border-radius: 3px; }

/* ===== CONTAINER ===== */
.container {
    max-width: 1450px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font);
}

.btn-primary {
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    color: var(--white);
    box-shadow: 0 4px 20px var(--red-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--red-light), var(--red));
    box-shadow: 0 6px 30px rgba(224, 28, 28, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--red);
    color: var(--red);
    transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* ===== GRADIENT TEXT ===== */
.gradient-text {
    background: linear-gradient(135deg, var(--red-light), #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-tag {
    display: inline-block;
    background: rgba(224, 28, 28, 0.12);
    color: var(--red-light);
    border: 1px solid var(--border-red);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 18px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.479);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: white;
    overflow: hidden;
    flex-shrink: 0;
}

.brand-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* Fallback: icon varsa kırmızı arka plan */
.brand-icon i {
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    box-shadow: 0 0 16px var(--red-glow);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.nav-links a {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.nav-active {
    color: var(--white);
}

.nav-links a.nav-active {
    color: var(--red-light);
}

.nav-cta {
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    color: white !important;
    padding: 9px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow: 0 0 16px var(--red-glow);
}

.nav-cta:hover {
    box-shadow: 0 0 24px rgba(224, 28, 28, 0.5);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== GLOBAL BG ===== */
#bg-canvas {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.12;
}

.shape-1 {
    width: 700px; height: 700px;
    background: var(--red);
    top: -10vh; right: -10vw;
    animation: float1 10s ease-in-out infinite;
}
.shape-2 {
    width: 500px; height: 500px;
    background: #ff4444;
    top: 35vh; left: -8vw;
    animation: float2 13s ease-in-out infinite;
}
.shape-3 {
    width: 400px; height: 400px;
    background: var(--red-dark);
    top: 60vh; right: 15vw;
    animation: float1 9s ease-in-out infinite reverse;
}
.shape-4 {
    width: 450px; height: 450px;
    background: var(--red);
    bottom: 20vh; left: 30vw;
    animation: float2 11s ease-in-out infinite reverse;
}
.shape-5 {
    width: 350px; height: 350px;
    background: var(--red-dark);
    bottom: -5vh; right: -5vw;
    animation: float1 14s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -40px) scale(1.06); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 30px) scale(1.08); }
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-split {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
}

.hero-left {
    flex: 1;
    min-width: 0;
}

.hero-right {
    flex: 0 0 620px;
    width: 620px;
    height: 620px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#heroGlobe {
    width: 100%;
    height: 100%;
    display: block;
}

.globe-logo-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 2;
}

.globe-logo-overlay img {
    width: 300px;
    height: 300px;
    object-fit: contain;
    opacity: 0;
    transform: scale(0.3);
    transition: opacity 0.8s ease, transform 0.6s ease;
    filter: drop-shadow(0 0 30px rgba(224, 28, 28, 0.384))
            drop-shadow(0 0 10px rgba(255, 255, 255, 0.212));
}

.hero-right:hover .globe-logo-overlay img {
    opacity: 0.2;
    transform: scale(1);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(224, 28, 28, 0.1);
    border: 1px solid var(--border-red);
    color: var(--red-light);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 28px;
    animation: fadeInUp 0.6s ease both;
}

.hero-title {
    font-size: clamp(33px, 5vw, 52px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 620px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 56px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat { display: flex; flex-direction: column; }

.stat-number {
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

.hero-scroll {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 14px;
    transition: var(--transition);
    animation: bounce 2s ease-in-out infinite;
}

.hero-scroll a:hover {
    border-color: var(--red);
    color: var(--red);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== FEATURES ===== */
.features {
    padding: 60px 0 100px;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--red), transparent);
    opacity: 0;
    transition: var(--transition);
}

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

.feature-card:hover::before { opacity: 1; }

/* Icon + başlık yan yana */
.feature-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(224, 28, 28, 0.1);
    border: 1px solid var(--border-red);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--red-light);
    flex-shrink: 0;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: rgba(224, 28, 28, 0.2);
    box-shadow: 0 0 20px var(--red-glow);
}

.feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--red);
}

.feature-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== PRODUCTS ===== */
.products {
    padding: 60px 0 100px;
    position: relative;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

/* --card-color: DB'den gelen hex renk (inline style ile set edilir) */
.product-card {
    --card-color: #e01c1c; /* fallback */
}

.product-card:hover {
    border-color: color-mix(in srgb, var(--card-color) 60%, transparent);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4),
                0 0 30px color-mix(in srgb, var(--card-color) 25%, transparent);
}

.product-card.featured {
    border-color: color-mix(in srgb, var(--card-color) 50%, transparent);
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--card-color) 8%, transparent),
        var(--bg-card));
}

.product-glow {
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle,
        color-mix(in srgb, var(--card-color) 18%, transparent),
        transparent 70%);
    pointer-events: none;
    transition: var(--transition);
}

.product-card:hover .product-glow { transform: scale(1.2); }

/* Icon + başlık yan yana */
.product-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.product-header-right {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.product-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
    background: color-mix(in srgb, var(--card-color) 15%, transparent);
    border: 1px solid color-mix(in srgb, var(--card-color) 40%, transparent);
    color: var(--card-color);
    transition: var(--transition);
}

.product-card:hover .product-icon {
    background: color-mix(in srgb, var(--card-color) 25%, transparent);
    box-shadow: 0 0 20px color-mix(in srgb, var(--card-color) 35%, transparent);
}

.product-badge {
    display: inline-block;
    background: color-mix(in srgb, var(--card-color) 15%, transparent);
    color: var(--card-color);
    border: 1px solid color-mix(in srgb, var(--card-color) 40%, transparent);
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    width: fit-content;
}

.featured-badge {
    background: var(--card-color);
    color: white;
    border: none;
    box-shadow: 0 0 12px color-mix(in srgb, var(--card-color) 50%, transparent);
}

.product-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
}

.product-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 24px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.product-features li i {
    color: var(--card-color);
    font-size: 10px;
    flex-shrink: 0;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    padding-top: 4px;
    flex-wrap: wrap;
}

.product-price {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.price-amount {
    font-size: 18px;
    font-weight: 800;
    color: var(--card-color);
    letter-spacing: -0.5px;
}

.price-label {
    font-size: 11px;
    color: var(--text-dim);
    margin-top: 2px;
}

.product-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: color-mix(in srgb, var(--card-color) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--card-color) 40%, transparent);
    color: var(--card-color);
    padding: 11px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
}

.product-btn:hover {
    background: var(--card-color);
    border-color: var(--card-color);
    color: white;
    box-shadow: 0 0 20px color-mix(in srgb, var(--card-color) 45%, transparent);
    gap: 12px;
}

/* ===== CONTACT ===== */
.contact {
    padding: 60px 0 100px;
    position: relative;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--white);
}

.contact-info > p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.contact-item:hover { border-color: var(--border-red); }

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: rgba(224, 28, 28, 0.1);
    border: 1px solid var(--border-red);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--red-light);
    flex-shrink: 0;
}

.contact-item-label {
    display: block;
    font-size: 12px;
    color: var(--text-dim);
    margin-bottom: 2px;
}

.contact-item-value {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

/* FORM ALERTS */
.form-alert {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.6;
}

.form-alert i {
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.form-alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.form-alert-error {
    background: rgba(224, 28, 28, 0.1);
    border: 1px solid var(--border-red);
    color: #ff6b6b;
}

.form-alert-error strong {
    display: block;
    margin-bottom: 6px;
    color: var(--red-light);
}

.form-alert-error p {
    margin: 2px 0;
    color: var(--text-muted);
}

/* FORM */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text);
    font-family: var(--font);
    transition: var(--transition);
    outline: none;
    -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(224, 28, 28, 0.1);
}

.form-group select option { background: var(--bg-3); color: var(--text); }
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-3);
    border-top: 1px solid var(--border);
    padding: 40px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 30px;
}

.footer-brand .nav-brand { margin-bottom: 16px; }

.footer-brand > p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
    max-width: 280px;
}

.footer-socials { display: flex; gap: 10px; }

.footer-socials a {
    width: 38px;
    height: 38px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-socials a:hover {
    border-color: var(--red);
    color: var(--red-light);
    background: rgba(224, 28, 28, 0.08);
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links ul li a {
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--red-light);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p { font-size: 13px; color: var(--text-dim); }
.footer-bottom .fa-heart { color: var(--red); }

/* ===== REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .features-grid { grid-template-columns: repeat(3, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 1100px) {
    .hero-right { flex: 0 0 380px; width: 380px; height: 380px; }
}

@media (max-width: 900px) {
    .hero-split { flex-direction: column; gap: 20px; }
    .hero-right { flex: none; width: 320px; height: 320px; order: -1; }
    .hero-left { text-align: center; }
    .hero-left .hero-badge { margin-left: auto; margin-right: auto; }
    .hero-left .hero-buttons { justify-content: center; }
    .hero-left .hero-stats { justify-content: center; }
    .hero-left .hero-desc { margin-left: auto; margin-right: auto; }
}

/* Mobil menü kapatma butonu — sadece mobilde görünür */
.nav-mobile-close { display: none; }

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(8, 8, 8, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 8px;
        z-index: 1000;
        padding: 40px 24px;
    }

    .nav-links.open { display: flex; }

    .nav-links li { width: 100%; text-align: center; }

    .nav-links a {
        display: block;
        font-size: 22px;
        font-weight: 700;
        padding: 14px 24px;
        color: var(--text-muted);
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }

    .nav-links a:hover,
    .nav-links a.nav-active {
        color: var(--white);
        background: rgba(255,255,255,0.05);
    }

    .nav-links a.nav-active { color: var(--red-light); }

    /* Mobil menü kapatma butonu */
    .nav-mobile-close {
        display: flex;
        position: absolute;
        top: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.1);
        border-radius: 50%;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        color: var(--text-muted);
        cursor: pointer;
        transition: var(--transition);
    }

    .nav-mobile-close:hover {
        background: rgba(224,28,28,0.15);
        border-color: var(--border-red);
        color: var(--red-light);
    }

    .nav-cta { display: none; }
    .hamburger { display: flex; z-index: 1002; }

    .hero-title { letter-spacing: -1px; }
    .hero-stats { gap: 20px; }
    .features-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; gap: 40px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .hero-buttons { flex-direction: column; }
    .btn { justify-content: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 100px 0 60px; }
    .features, .products, .contact { padding: 70px 0; }
    .contact-form { padding: 24px; }
    .product-card { padding: 24px; }
}

/* ===== SPONSORS MARQUEE ===== */
.sponsors-section {
    padding: 28px 0;
    margin-top: 50px;
    margin-bottom: 60px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.sponsors-label {
    text-align: center;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 18px;
}

/* Genislik siniri + ortalama */
.sponsors-inner {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

/* Kenar solma efekti */
.sponsors-track-wrapper {
    overflow: hidden;
    position: relative;
    width: 100%;
}

.sponsors-track-wrapper::before,
.sponsors-track-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}

.sponsors-track {
    display: flex;
    align-items: center;
    gap: 56px;
    width: max-content;
    will-change: transform;
}

.sponsor-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    white-space: nowrap;
    opacity: 0.45;
    transition: opacity 0.3s ease, filter 0.3s ease;
    filter: grayscale(1) brightness(1.4);
}

.sponsor-item:hover {
    opacity: 0.9;
    filter: grayscale(0) brightness(1);
}

.sponsor-item img {
    height: 41px;
    width: auto;
    max-width: 130px;
    object-fit: contain;
    display: block;
}

.sponsor-item a {
    display: flex;
    align-items: center;
}