/* ===========================
   LINKTEY — MAIN STYLES
   Palette: Blue #1A56DB, Gold #F5B731, Dark #0F172A
   =========================== */

/* --- CSS Variables --- */
:root {
    --blue-50: #EBF1FF;
    --blue-100: #CCE0FF;
    --blue-200: #84B4FF;
    --blue-400: #3B82F6;
    --blue-500: #1A56DB;
    --blue-600: #1648B8;
    --blue-700: #0F3490;
    --blue-800: #0B2560;
    --blue-900: #071A42;

    --gold-50: #FFF9EB;
    --gold-100: #FCEDC2;
    --gold-200: #F9D97B;
    --gold-400: #F5B731;
    --gold-500: #E5A417;
    --gold-600: #C48A0F;
    --gold-700: #8C620A;

    --dark: #0F172A;
    --dark-700: #1E293B;
    --dark-600: #334155;
    --dark-500: #475569;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;
    --white: #FFFFFF;

    --font-primary: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --shadow-sm: 0 1px 3px rgba(15,23,42,0.06), 0 1px 2px rgba(15,23,42,0.04);
    --shadow-md: 0 4px 12px rgba(15,23,42,0.08), 0 2px 4px rgba(15,23,42,0.04);
    --shadow-lg: 0 12px 32px rgba(15,23,42,0.10), 0 4px 8px rgba(15,23,42,0.06);
    --shadow-xl: 0 20px 48px rgba(15,23,42,0.14), 0 8px 16px rgba(15,23,42,0.08);
    --shadow-gold: 0 8px 24px rgba(245,183,49,0.25);
    --shadow-blue: 0 8px 24px rgba(26,86,219,0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--dark);
    background: var(--white);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

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

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

ul { list-style: none; }

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

.text-gradient {
    background: linear-gradient(135deg, var(--blue-500), var(--gold-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.required { color: #EF4444; }

/* --- Preloader --- */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-inner {
    text-align: center;
}

.preloader-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    animation: pulse-scale 1.2s ease-in-out infinite;
}

.preloader-bar {
    width: 160px;
    height: 4px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.preloader-progress {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--blue-500), var(--gold-400));
    border-radius: var(--radius-full);
    animation: preload-bar 1.2s ease-out forwards;
}

@keyframes preload-bar {
    to { width: 100%; }
}

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* --- Header --- */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
    height: 76px;
}

#header.scrolled {
    background: rgba(255,255,255,0.95);
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.logo-highlight {
    color: var(--blue-500);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-600);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--blue-500);
    background: var(--blue-50);
}

.nav-link.cta-btn {
    background: var(--blue-500);
    color: var(--white);
    font-weight: 600;
    padding: 10px 24px;
}

.nav-link.cta-btn:hover {
    background: var(--blue-600);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-blue);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.menu-toggle span {
    width: 24px;
    height: 2.5px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(5.3px) translateX(5.3px);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-5.3px) translateX(5.3px);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--blue-500);
    color: var(--white);
    border-color: var(--blue-500);
}

.btn-primary:hover {
    background: var(--blue-600);
    border-color: var(--blue-600);
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

.btn-outline {
    background: transparent;
    color: var(--dark);
    border-color: var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--blue-500);
    color: var(--blue-500);
    background: var(--blue-50);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

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

.btn i {
    transition: transform var(--transition);
}

.btn:hover i {
    transform: translateX(3px);
}

/* === HERO === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(170deg, var(--white) 0%, var(--gray-50) 40%, var(--blue-50) 100%);
}

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

.hero-circle {
    position: absolute;
    border-radius: 50%;
}

.hero-circle-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -200px;
    background: radial-gradient(circle, rgba(26,86,219,0.06) 0%, transparent 70%);
}

.hero-circle-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
    background: radial-gradient(circle, rgba(245,183,49,0.06) 0%, transparent 70%);
}

.hero-line {
    position: absolute;
    background: linear-gradient(to bottom, transparent, var(--blue-100), transparent);
    width: 1px;
    opacity: 0.4;
}

.hero-line-1 {
    left: 15%;
    top: 0;
    height: 100%;
}

.hero-line-2 {
    right: 25%;
    top: 0;
    height: 100%;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(26,86,219,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,86,219,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--blue-500);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.hero-badge i {
    color: var(--gold-400);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--dark-500);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}

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

.stat-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--blue-500);
    line-height: 1;
}

.stat-plus, .stat-suffix {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gold-400);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 4px;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 480px;
}

.hero-card-stack {
    position: relative;
    width: 100%;
    height: 480px;
}

.hero-float-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-100);
    animation: float-card 6s ease-in-out infinite;
    z-index: 3;
}

.card-chart {
    top: 20px;
    right: 0;
    animation-delay: 0s;
}

.mini-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
    margin-bottom: 8px;
}

.chart-bar {
    width: 18px;
    height: var(--height);
    background: var(--blue-100);
    border-radius: 4px 4px 0 0;
    transition: var(--transition);
}

.chart-bar.accent {
    background: linear-gradient(to top, var(--blue-500), var(--blue-400));
}

.card-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 500;
}

.card-check {
    bottom: 70px;
    left: 0;
    display: flex;
    align-items: center;
    gap: 12px;
    animation-delay: -2s;
}

.card-check i {
    font-size: 1.5rem;
    color: #10B981;
}

.card-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark);
}

.card-desc {
    font-size: 0.75rem;
    color: var(--gray-400);
}

.card-stat {
    top: 140px;
    left: -10px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation-delay: -4s;
}

.card-stat-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gold-50);
    border-radius: var(--radius-sm);
    color: var(--gold-500);
    font-size: 1.1rem;
}

.card-number {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 800;
    color: #10B981;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* Hero Main Graphic */
.hero-main-graphic {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
}

.graphic-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px dashed var(--blue-200);
    animation: spin-slow 30s linear infinite;
}

.graphic-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-blue);
}

.graphic-center i {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.graphic-center span {
    font-size: 0.65rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
}

.graphic-orbit-dot {
    position: absolute;
    width: 44px;
    height: 44px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    color: var(--blue-500);
    font-size: 1rem;
    border: 2px solid var(--blue-50);
}

.dot-1 { top: -10px; left: 50%; transform: translateX(-50%); }
.dot-2 { right: -10px; top: 50%; transform: translateY(-50%); }
.dot-3 { bottom: -10px; left: 50%; transform: translateX(-50%); }
.dot-4 { left: -10px; top: 50%; transform: translateY(-50%); }

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

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll-indicator a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--gray-400);
    font-size: 0.78rem;
    font-weight: 500;
}

.hero-scroll-indicator i {
    animation: bounce-down 1.5s ease-in-out infinite;
}

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

/* === SERVICES === */
.services {
    padding: 100px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.section-tag {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--blue-500);
    background: var(--blue-50);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--dark-500);
    line-height: 1.7;
}

/* Service Tabs */
.service-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    font-family: var(--font-primary);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--dark-600);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--blue-500);
    border-color: var(--blue-200);
    background: var(--blue-50);
}

.tab-btn.active {
    background: var(--blue-500);
    color: var(--white);
    border-color: var(--blue-500);
    box-shadow: var(--shadow-blue);
}

.tab-btn i {
    font-size: 1rem;
}

/* Service Panels */
.service-panel {
    display: none;
    animation: fadeIn 0.5s ease;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 36px;
    padding: 28px 32px;
    background: linear-gradient(135deg, var(--blue-50), var(--gold-50));
    border-radius: var(--radius-lg);
    border: 1px solid var(--blue-100);
}

.panel-icon-wrap {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-500);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.panel-header h3 {
    font-size: 1.4rem;
    margin-bottom: 4px;
}

.panel-header p {
    font-size: 0.95rem;
    color: var(--dark-500);
}

/* Service Cards */
.service-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.service-card {
    padding: 28px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-500), var(--gold-400));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    border-color: var(--blue-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-50);
    color: var(--blue-500);
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    margin-bottom: 16px;
    transition: var(--transition);
}

.service-card:hover .service-card-icon {
    background: var(--blue-500);
    color: var(--white);
}

.service-card h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--dark-500);
    line-height: 1.6;
}

/* === VALUE SECTION === */
.value-section {
    padding: 100px 0;
    background: var(--gray-50);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.value-card {
    padding: 36px 28px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--blue-200);
}

.value-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border-radius: var(--radius-lg);
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--blue-50), var(--gold-50));
    color: var(--blue-500);
    transition: var(--transition);
}

.value-card:hover .value-icon {
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    color: var(--white);
    box-shadow: var(--shadow-blue);
}

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

.value-card p {
    font-size: 0.9rem;
    color: var(--dark-500);
    line-height: 1.65;
}

/* Process Steps */
.process-section {
    margin-top: 20px;
}

.process-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 40px;
}

.process-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 12px;
}

.process-step {
    text-align: center;
    flex: 1;
    max-width: 220px;
    padding: 28px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.step-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue-500), var(--gold-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.process-step h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.85rem;
    color: var(--dark-500);
    line-height: 1.6;
}

.process-connector {
    display: flex;
    align-items: center;
    color: var(--blue-200);
    font-size: 1.2rem;
    margin-top: 50px;
}

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.3rem);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.contact-info > p {
    font-size: 1rem;
    color: var(--dark-500);
    margin-bottom: 36px;
    line-height: 1.7;
}

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-50);
    color: var(--blue-500);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.78rem;
    color: var(--gray-400);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.contact-value {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--dark);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
}

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

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

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--dark);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue-500);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(26,86,219,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.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='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394A3B8' d='M6 8.5L1 3.5h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

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

.form-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 16px;
}

.form-note i {
    margin-right: 4px;
}

/* Form Success */
.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success.hidden {
    display: none;
}

.success-icon {
    font-size: 4rem;
    color: #10B981;
    margin-bottom: 20px;
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.form-success p {
    color: var(--dark-500);
    margin-bottom: 24px;
    line-height: 1.7;
}

/* === FOOTER === */
.footer {
    background: var(--dark);
    color: var(--gray-300);
    padding-top: 64px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--dark-700);
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 280px;
}

.footer-logo .logo-text {
    color: var(--white);
}

.footer-logo img {
    width: 40px;
    height: 40px;
}

.footer-links h4 {
    color: var(--white);
    font-size: 0.95rem;
    margin-bottom: 20px;
    font-weight: 600;
}

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

.footer-links a {
    font-size: 0.88rem;
    color: var(--gray-400);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--gold-400);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-400);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--dark-700);
    color: var(--gray-400);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--blue-500);
    color: var(--white);
}

/* === LOGO ANIMATION === */
.logo-animated {
    position: relative;
}

.logo-animated img {
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.4s ease;
}

.logo-animated:hover img {
    transform: rotate(-8deg) scale(1.12);
    filter: drop-shadow(0 4px 12px rgba(26,86,219,0.3));
}

.logo-animated .logo-text {
    transition: letter-spacing 0.4s ease, color 0.3s ease;
}

.logo-animated:hover .logo-text {
    letter-spacing: 0.02em;
}

.logo-animated::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 54px;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-500), var(--gold-400));
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo-animated:hover::after {
    transform: scaleX(1);
}

/* === CTA BANNERS === */
.cta-banner {
    padding: 0;
    overflow: hidden;
}

.cta-banner-inner {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 40px 48px;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.cta-banner-blue .cta-banner-inner {
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-800) 100%);
    margin: 0;
}

.cta-banner-dark .cta-banner-inner {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-700) 50%, var(--blue-900) 100%);
    margin: 0;
}

.cta-banner-inner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(245,183,49,0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-banner-inner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: 10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-banner-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-lg);
    color: var(--gold-400);
    font-size: 1.6rem;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.1);
    position: relative;
    z-index: 1;
}

.cta-banner-icon.pulse-icon {
    animation: cta-pulse 2s ease-in-out infinite;
}

@keyframes cta-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245,183,49,0.3); }
    50% { box-shadow: 0 0 0 12px rgba(245,183,49,0); }
}

.cta-banner-text {
    flex: 1;
    position: relative;
    z-index: 1;
}

.cta-banner-text h3 {
    font-size: 1.35rem;
    color: var(--white);
    margin-bottom: 6px;
    font-weight: 700;
}

.cta-banner-text p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.6;
}

.cta-banner-text .text-gold {
    color: var(--gold-400);
    -webkit-text-fill-color: var(--gold-400);
}

.cta-banner .btn {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.btn-gold {
    background: var(--gold-400);
    color: var(--dark);
    border-color: var(--gold-400);
    font-weight: 700;
}

.btn-gold:hover {
    background: var(--gold-500);
    border-color: var(--gold-500);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.cta-banner-blue {
    padding: 60px 0 0;
}

.cta-banner-dark {
    padding: 60px 0 0;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 32px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: 20px;
    right: 28px;
    font-size: 4rem;
    font-family: Georgia, serif;
    color: var(--blue-50);
    line-height: 1;
    pointer-events: none;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-200);
}

.testimonial-card.featured {
    background: linear-gradient(135deg, var(--blue-50), var(--gold-50));
    border-color: var(--blue-200);
}

.testimonial-card.featured::before {
    color: var(--blue-100);
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 16px;
    color: var(--gold-400);
    font-size: 0.85rem;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--dark-600);
    line-height: 1.75;
    margin-bottom: 24px;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    color: var(--white);
    border-radius: 50%;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 700;
    flex-shrink: 0;
    letter-spacing: 0.03em;
}

.testimonial-card.featured .author-avatar {
    background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
}

.author-name {
    display: block;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
}

.author-role {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 2px;
}

/* === FAQ SECTION === */
.faq-section {
    padding: 100px 0;
    background: var(--gray-50);
}

.faq-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 60px;
    align-items: start;
}

.faq-intro .section-tag {
    margin-bottom: 16px;
}

.faq-intro h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.3rem);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.faq-intro > p {
    font-size: 1rem;
    color: var(--dark-500);
    line-height: 1.7;
    margin-bottom: 36px;
}

.faq-cta {
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.faq-cta p {
    font-size: 0.9rem;
    color: var(--dark-500);
    margin-bottom: 14px;
    font-weight: 500;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--blue-200);
}

.faq-item.active {
    border-color: var(--blue-400);
    box-shadow: var(--shadow-md);
}

.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-primary);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--blue-500);
}

.faq-question i {
    font-size: 0.85rem;
    color: var(--blue-500);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.faq-item.active .faq-question {
    color: var(--blue-500);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 0.9rem;
    color: var(--dark-500);
    line-height: 1.75;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

/* === RESPONSIVE — new sections === */
@media (max-width: 1024px) {
    .cta-banner-inner {
        flex-direction: column;
        text-align: center;
        padding: 32px 28px;
    }

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

    .faq-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .faq-intro {
        text-align: center;
    }

    .faq-cta {
        display: inline-flex;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .cta-banner-inner {
        padding: 28px 20px;
        gap: 20px;
    }

    .cta-banner-text h3 {
        font-size: 1.15rem;
    }

    .cta-banner-icon {
        width: 52px;
        height: 52px;
        font-size: 1.3rem;
    }

    .testimonials-section,
    .faq-section {
        padding: 64px 0;
    }

    .testimonial-card {
        padding: 24px;
    }

    .faq-question {
        padding: 16px 20px;
        font-size: 0.9rem;
    }

    .faq-answer p {
        padding: 0 20px 16px;
    }

    .cta-banner-blue,
    .cta-banner-dark {
        padding: 40px 0 0;
    }
}

/* === BACK TO TOP === */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-500);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    box-shadow: var(--shadow-blue);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--blue-600);
    transform: translateY(-3px);
}

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

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

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

[data-animate].animated {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

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

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-visual {
        display: none;
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        padding: 100px 32px 32px;
        transition: right var(--transition);
        z-index: 999;
    }

    .main-nav.open {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 8px;
    }

    .nav-link {
        display: block;
        text-align: left;
        padding: 12px 20px;
        font-size: 1rem;
        border-radius: var(--radius-md);
    }

    .nav-link.cta-btn {
        text-align: center;
        margin-top: 12px;
    }

    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .stat-divider {
        width: 60px;
        height: 1px;
    }

    .services,
    .value-section,
    .contact-section {
        padding: 64px 0;
    }

    .service-tabs {
        gap: 6px;
    }

    .tab-btn {
        font-size: 0.8rem;
        padding: 10px 14px;
    }

    .tab-btn span {
        display: none;
    }

    .tab-btn i {
        font-size: 1.2rem;
    }

    .service-cards-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .process-step {
        max-width: 100%;
        width: 100%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrap {
        padding: 24px;
    }

    .footer-top {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

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

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-badge {
        font-size: 0.78rem;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .panel-header {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }

    .btn-lg {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}

/* Overlay for mobile menu */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}