/* ==========================================
   Vekosis Kurumsal - Modern Corporate Site
   ========================================== */

/* === CSS Variables === */
:root {
    --primary: #008000;
    --primary-light: #33a033;
    --primary-dark: #006600;
    --primary-bg: #F0F8F0;
    --accent-blue: #0099ff;
    --accent-red: #E53935;
    --accent-green: #25D366;

    --text-primary: #1a1a2e;
    --text-secondary: #555;
    --text-light: #888;

    --bg-white: #ffffff;
    --bg-light: #FAFAFA;
    --bg-section: #F5F5F7;
    --bg-dark: #1a1a2e;
    --bg-dark-card: #252540;

    --border: #E8E8ED;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    color: var(--text-primary);
    background: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* === NAVBAR === */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 1px 20px rgba(0,0,0,0.06);
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 36px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
    transition: var(--transition);
}

#navbar.scrolled .nav-logo-img {
    filter: none;
}

.logo-veko {
    color: var(--primary);
}

.logo-sis {
    color: var(--text-primary);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 16px;
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

#navbar.scrolled .nav-link {
    color: var(--text-primary);
}

.nav-link:hover {
    color: var(--primary);
    background: var(--primary-bg);
}

.nav-link svg {
    transition: transform 0.3s ease;
}

.nav-item.has-mega:hover .nav-link svg {
    transform: rotate(180deg);
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 800px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
    padding: 8px;
}

.nav-item.has-mega {
    position: static;
}

.nav-item.has-mega:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
}

/* Invisible hover bridge from nav-link down to mega menu */
.nav-item.has-mega > .nav-link {
    position: relative;
}

.nav-item.has-mega > .nav-link::after {
    content: '';
    position: absolute;
    left: -100px;
    right: -100px;
    bottom: -30px;
    height: 30px;
}

.mega-menu-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
}

.mega-col {
    padding: 16px;
    border-radius: var(--radius-md);
}

.mega-col:hover {
    background: var(--bg-light);
}

.mega-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.mega-brand-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mega-brand strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
}

.mega-brand small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
}

.mega-link {
    display: block;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.mega-link:hover {
    color: var(--primary);
    padding-left: 6px;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

#navbar.scrolled .nav-phone {
    color: var(--text-primary);
}

.nav-phone:hover {
    color: var(--primary);
    background: var(--primary-bg);
}

.nav-cta {
    padding: 10px 22px;
    background: var(--primary);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 128, 0, 0.3);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

#navbar.scrolled .nav-toggle span {
    background: var(--text-primary);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(5px) translateX(5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-5px) translateX(5px);
}

/* === HERO === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #0d1117 0%, #161b22 40%, #0d1117 100%);
    overflow: hidden;
    color: #fff;
}

/* Animated Circuit Grid Background */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(0, 128, 0, 0.15) 1px, transparent 0);
    background-size: 40px 40px;
    pointer-events: none;
    animation: gridPulse 4s ease-in-out infinite;
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Animated scan line */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 153, 255, 0.4), var(--primary-light), rgba(0, 153, 255, 0.4), transparent);
    animation: scanLine 6s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes scanLine {
    0% { top: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.hero-shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -200px;
    right: -100px;
    opacity: 0.15;
}

.hero-shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-blue);
    bottom: -150px;
    left: -100px;
    opacity: 0.1;
}

.hero-shape-3 {
    width: 300px;
    height: 300px;
    background: var(--primary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.06;
}

/* Floating Tech Icons */
.hero-floating-icons {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.float-icon {
    position: absolute;
    width: 48px;
    height: 48px;
    background: rgba(0, 128, 0, 0.08);
    border: 1px solid rgba(0, 128, 0, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: floatUpDown 6s ease-in-out infinite;
    backdrop-filter: blur(4px);
}

.float-icon svg {
    opacity: 0.5;
}

.float-icon:nth-child(1) { top: 15%; left: 5%; animation-delay: 0s; animation-duration: 7s; }
.float-icon:nth-child(2) { top: 60%; left: 8%; animation-delay: 1s; animation-duration: 8s; }
.float-icon:nth-child(3) { top: 25%; right: 3%; animation-delay: 2s; animation-duration: 6s; }
.float-icon:nth-child(4) { top: 70%; right: 6%; animation-delay: 0.5s; animation-duration: 9s; }
.float-icon:nth-child(5) { top: 40%; left: 15%; animation-delay: 3s; animation-duration: 7.5s; }
.float-icon:nth-child(6) { top: 80%; right: 15%; animation-delay: 1.5s; animation-duration: 8.5s; }

@keyframes floatUpDown {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Animated connection lines */
.hero-lines {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.hero-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 128, 0, 0.2), transparent);
    animation: lineMove 8s linear infinite;
}

.hero-line:nth-child(1) { top: 20%; width: 200px; left: -200px; animation-delay: 0s; }
.hero-line:nth-child(2) { top: 40%; width: 150px; left: -150px; animation-delay: 2s; }
.hero-line:nth-child(3) { top: 65%; width: 250px; left: -250px; animation-delay: 4s; }
.hero-line:nth-child(4) { top: 85%; width: 180px; left: -180px; animation-delay: 1s; }

@keyframes lineMove {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 300px)); }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0, 128, 0, 0.15);
    border: 1px solid rgba(0, 128, 0, 0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 20px;
    color: #fff;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 128, 0, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border);
}

.hero .btn-outline {
    color: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero .btn-outline:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
}

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

.btn-white {
    background: #fff;
    color: var(--primary);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255,255,255,0.3);
}

.btn-ghost {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

/* Hero Visual - Brands Card */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-brands-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
    width: 100%;
    max-width: 440px;
    backdrop-filter: blur(12px);
}

/* Terminal Header */
.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px 16px 0 0;
    margin: -28px -28px 20px -28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.t-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.t-red { background: #ff5f57; }
.t-yellow { background: #febc2e; }
.t-green { background: #28c840; }

.terminal-title {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
    font-family: 'SF Mono', 'Fira Code', monospace;
    letter-spacing: 0.5px;
}

.brands-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brands-card-dot {
    width: 10px;
    height: 10px;
    background: var(--accent-green);
    border-radius: 50%;
}

.brands-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.brand-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition);
    cursor: default;
}

.brand-item:hover {
    border-color: var(--brand-color, var(--primary));
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.brand-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-info strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
}

.brand-info span {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

.brand-item:hover .brand-icon {
    box-shadow: 0 0 15px rgba(var(--brand-glow, 0, 128, 0), 0.2);
}

/* System Status in Hero Card */
.system-status {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.status-line {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #28c840;
    animation: statusPulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(40, 200, 64, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(40, 200, 64, 0); }
}

.status-text {
    color: rgba(255, 255, 255, 0.6);
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.status-uptime {
    margin-left: auto;
    color: #28c840;
    font-weight: 600;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

/* === PARTNERS BAR === */
.partners-bar {
    padding: 40px 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-white);
}

.partners-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 24px;
}

.partners-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px 48px;
    flex-wrap: wrap;
    max-width: 960px;
    margin: 0 auto;
}

.partner-logo {
    opacity: 0.35;
    transition: var(--transition);
    filter: grayscale(100%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 110px;
    height: 40px;
}

.partner-logo img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.partner-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* === STATS === */
.stats-section {
    padding: 64px 0;
    background: var(--bg-dark);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-card {
    text-align: center;
    padding: 24px;
    position: relative;
}

.stat-card:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: rgba(255,255,255,0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: #fff;
    display: inline;
    letter-spacing: -1px;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-light);
    display: inline;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
    font-weight: 500;
}

/* === SECTION COMMON === */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-bg);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 16px auto 0;
    line-height: 1.7;
}

/* === SERVICES TABS === */
.services-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: var(--bg-white);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 128, 0, 0.3);
}

.tab-btn.active .tab-icon {
    background: rgba(255,255,255,0.2) !important;
}

.tab-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-panel {
    display: none;
    animation: fadeInTab 0.4s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeInTab {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.tab-panel-content h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.tab-panel-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

.service-list li svg {
    flex-shrink: 0;
}

/* Visual Cards */
.visual-card {
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    padding: 48px;
    text-align: center;
    border: 1px solid var(--border);
}

.visual-icon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.v-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-md);
    background: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.v-icon:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.v-icon img {
    width: 36px;
    height: 36px;
}

.visual-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === WHY SECTION === */
.why-section {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.why-card {
    padding: 32px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
    text-align: center;
}

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

.why-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--primary-bg);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.why-card:hover .why-icon {
    background: var(--primary);
    color: #fff;
}

.why-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.why-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === PROCESS === */
.process-section {
    padding: 100px 0;
    background: var(--bg-light);
}

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

.process-card {
    padding: 36px 28px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

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

.process-num {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1;
}

.process-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.process-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === REFERENCES === */
.references-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

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

.testimonial-stars {
    color: #FFB800;
    font-size: 1.1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

.testimonial-author strong {
    display: block;
    font-size: 0.9rem;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* === BLOG === */
.blog-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.blog-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.blog-img {
    height: 200px;
    background: var(--primary-bg);
    position: relative;
    overflow: hidden;
}

.blog-img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-bg), var(--bg-light));
}

.blog-content {
    padding: 24px;
}

.blog-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-bg);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 12px;
}

.blog-content h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
}

.blog-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
}

.blog-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
}

.blog-link:hover {
    color: var(--primary-dark);
}

/* === FAQ === */
.faq-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(0, 128, 0, 0.3);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: 0 2px 12px rgba(0, 128, 0, 0.1);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-chevron {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--text-light);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* === CTA === */
.cta-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.cta-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    padding: 72px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.cta-card::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.03);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
    line-height: 1.2;
}

.cta-content p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* === CONTACT === */
.contact-section {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.contact-card {
    padding: 32px 24px;
    text-align: center;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

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

.contact-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--primary-bg);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.contact-card:hover .contact-icon {
    background: var(--primary);
    color: #fff;
}

.contact-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.contact-card a,
.contact-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.contact-card a:hover {
    color: var(--primary);
}

/* === FOOTER === */
.footer {
    background: var(--bg-dark);
    padding: 64px 0 0;
    color: rgba(255,255,255,0.6);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: inline-block;
    margin-bottom: 14px;
}

.footer-logo-img {
    height: 32px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
}

.footer-logo .logo-veko {
    color: var(--primary-light);
}

.footer-logo .logo-sis {
    color: #fff;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    color: #fff;
}

.footer-links h4 {
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    font-size: 0.9rem;
    padding: 6px 0;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

.footer-links a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.3);
}

/* === ANIMATIONS === */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-up:nth-child(2) { transition-delay: 0.1s; }
.animate-fade-up:nth-child(3) { transition-delay: 0.2s; }
.animate-fade-up:nth-child(4) { transition-delay: 0.3s; }

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .hero-desc {
        margin: 0 auto 32px;
    }

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

    .hero-brands-card {
        max-width: 400px;
        margin: 0 auto;
    }

    .mega-menu {
        display: none !important;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--bg-white);
        flex-direction: column;
        padding: 80px 32px 32px;
        box-shadow: var(--shadow-xl);
        transition: right 0.3s ease;
        gap: 4px;
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-phone {
        display: none;
    }

    .nav-cta {
        display: none;
    }

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

    .stat-card:nth-child(2)::after {
        display: none;
    }

    .tab-panel-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 32px;
    }

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

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

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    .stat-card::after {
        display: none;
    }

    .tab-buttons {
        gap: 6px;
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }

    .tab-btn .tab-icon {
        display: none;
    }

    .why-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .process-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .cta-card {
        padding: 48px 24px;
    }

    .cta-content h2 {
        font-size: 1.6rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-desc {
        font-size: 1rem;
    }

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

    .btn {
        justify-content: center;
    }

    .hero-brands-card {
        padding: 20px;
    }

    .brand-item {
        padding: 10px 12px;
    }

    .tab-buttons {
        flex-direction: column;
    }

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

    .tab-btn .tab-icon {
        display: flex;
    }

    .tab-panel-grid {
        padding: 24px;
    }

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