/* ===================================================================
   HuyTung Digital — Website Styles
   Premium dark theme with gradient accents & glassmorphism
   =================================================================== */

/* ---------- CSS Variables ---------- */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1429;
    --bg-card: rgba(15, 20, 45, 0.7);
    --bg-glass: rgba(15, 25, 60, 0.5);

    --accent-1: #0ea5e9;
    /* Sky blue */
    --accent-2: #6366f1;
    /* Indigo */
    --accent-3: #8b5cf6;
    /* Violet */
    --accent-4: #06b6d4;
    /* Cyan */
    --gradient-primary: linear-gradient(135deg, var(--accent-2), var(--accent-1));
    --gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #0f1429 40%, #111b3c 100%);
    --gradient-text: linear-gradient(135deg, var(--accent-1), var(--accent-3));
    --gradient-card: linear-gradient(145deg, rgba(99, 102, 241, 0.08), rgba(14, 165, 233, 0.04));

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border: rgba(99, 102, 241, 0.12);
    --border-hover: rgba(99, 102, 241, 0.3);

    --radius: 16px;
    --radius-sm: 10px;
    --radius-full: 9999px;

    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);

    --transition: 0.3s cubic-bezier(.4, 0, .2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

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

ul {
    list-style: none;
}

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

/* ---------- Section Commons ---------- */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    border-radius: var(--radius-full);
    background: var(--gradient-card);
    border: 1px solid var(--border);
    color: var(--accent-1);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font);
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-hover);
}

.btn-outline:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: var(--accent-1);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

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

/* ============================================================
   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(10, 14, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
    box-shadow: var(--shadow);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 101;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1rem;
    color: white;
    letter-spacing: -0.5px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-accent {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.08);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 101;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
}

.lang-toggle:hover {
    border-color: var(--accent-1);
    background: rgba(99, 102, 241, 0.15);
}

.lang-flag {
    font-size: 1.1rem;
}

.lang-code {
    letter-spacing: 1px;
}

.btn-nav {
    display: inline-flex;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 101;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 4px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -30px) scale(1.05);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-1);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }

    10% {
        opacity: 0.6;
    }

    90% {
        opacity: 0.6;
    }

    100% {
        opacity: 0;
        transform: translateY(-10vh) scale(1);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    background: var(--gradient-card);
    border: 1px solid var(--border);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--accent-1);
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(2.2rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-partners {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.hero-partners-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.partner-logos {
    display: flex;
    align-items: center;
    gap: 36px;
    flex-wrap: wrap;
    justify-content: center;
}

.partner-logo-text {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: var(--transition);
    white-space: nowrap;
}

.partner-logo-text:hover {
    border-color: var(--accent-1);
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.12);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
    transform: translateY(-2px);
}

.pl-icon {
    font-size: 1.1rem;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll a {
    color: var(--text-muted);
    font-size: 1.2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(8px);
    }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
    padding: 60px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

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

.stat-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-item>div:first-child {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
    font-weight: 500;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-card);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

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

.service-card.featured {
    border-color: rgba(99, 102, 241, 0.3);
    background: linear-gradient(145deg, rgba(99, 102, 241, 0.08), var(--bg-card));
}

.service-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.service-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.service-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.service-features {
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 6px 0;
}

.service-features i {
    color: var(--accent-4);
    font-size: 0.75rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-1);
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.service-link:hover {
    gap: 14px;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius);
}

.about-image-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 24px;
}

.about-exp-number {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-exp-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-value {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.about-value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 12px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-1);
    font-size: 1rem;
}

.about-value h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-value p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* ============================================================
   PROCESS
   ============================================================ */
.process {
    padding: 100px 0;
}

.process-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.process-step {
    flex: 1;
    max-width: 260px;
    text-align: center;
    padding: 32px 20px;
    position: relative;
}

.process-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.25;
    line-height: 1;
    margin-bottom: 16px;
}

.process-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gradient-card);
    border: 1.5px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.3rem;
    color: var(--accent-1);
    transition: var(--transition);
}

.process-step:hover .process-icon {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.process-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.process-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 110px;
    color: var(--text-muted);
    opacity: 0.3;
    font-size: 1rem;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.testimonial-stars {
    color: #f59e0b;
    font-size: 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;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 0.9rem;
}

.testimonial-name {
    font-weight: 700;
    font-size: 0.9rem;
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: flex-start;
}

.contact-info .section-tag {
    margin-bottom: 12px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-detail i {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-1);
    font-size: 1rem;
    min-width: 44px;
}

.contact-detail-label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.contact-detail a,
.contact-detail span:not(.contact-detail-label) {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-socials {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 36px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: rgba(10, 14, 26, 0.5);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394a3b8' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    padding: 60px 0 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.footer-brand {
    max-width: 340px;
}

.footer-tagline {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 64px;
}

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

.footer-col h4 {
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.footer-col a {
    font-size: 0.88rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--accent-1);
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ============================================================
   ANIMATIONS (Scroll-triggered)
   ============================================================ */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px) translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px) translateY(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9) translateY(0);
}

[data-aos].visible {
    opacity: 1;
    transform: translate(0, 0) scale(1);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {

    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 520px;
        margin: 0 auto;
    }

    .about-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .process-grid {
        flex-direction: column;
        align-items: center;
    }

    .process-connector {
        transform: rotate(90deg);
        padding: 0;
    }

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

@media (max-width: 768px) {
    .navbar-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 14, 26, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 16px;
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
        z-index: 100;
    }

    .navbar-links.open {
        opacity: 1;
        pointer-events: all;
    }

    .navbar-links .nav-link {
        font-size: 1.2rem;
        padding: 12px 24px;
    }

    .hamburger {
        display: flex;
    }

    .btn-nav {
        display: none;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: clamp(1.8rem, 5vw, 3rem);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .footer-top {
        flex-direction: column;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

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

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

    .contact-form-wrapper {
        padding: 28px 20px;
    }
}

/* ---------- Smooth Scrollbar ---------- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.5);
}