/* ========================================
   ITR-KENDRA HOMEPAGE STYLES
   Modern, SEO-Optimized Design
======================================== */

/* CSS VARIABLES */
:root {
    --primary-navy: #1A237E;
    --primary-blue: #1976D2;
    --primary-blue-light: #42A5F5;
    --primary-blue-dark: #0D47A1;
    --accent-gold: #F9A825;
    --accent-gold-light: #FBC02D;
    --accent-green: #00C853;
    --gray-900: #212121;
    --gray-800: #424242;
    --gray-700: #616161;
    --gray-600: #757575;
    --gray-500: #9E9E9E;
    --gray-400: #BDBDBD;
    --gray-300: #E0E0E0;
    --gray-200: #EEEEEE;
    --gray-100: #F5F5F5;
    --gray-50: #FAFAFA;
    --white: #FFFFFF;
    --gradient-primary: linear-gradient(135deg, #1A237E 0%, #1976D2 50%, #42A5F5 100%);
    --gradient-gold: linear-gradient(135deg, #F9A825 0%, #FBC02D 100%);
    --gradient-hero: linear-gradient(135deg, #0D47A1 0%, #1976D2 40%, #42A5F5 100%);
    --gradient-dark: linear-gradient(180deg, #1A237E 0%, #0D47A1 100%);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
    --shadow-gold: 0 8px 24px rgba(249,168,37,0.35);
    --shadow-blue: 0 8px 24px rgba(25,118,210,0.25);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 50px;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-primary); font-size: 16px; line-height: 1.7; color: var(--gray-800); background: var(--white); overflow-x: hidden; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.3; color: var(--gray-900); }
a { text-decoration: none; color: inherit; transition: var(--transition-base); }
img { max-width: 100%; height: auto; }

/* NAVBAR */
.navbar-main { background: var(--white); box-shadow: var(--shadow-sm); padding: 12px 0; transition: var(--transition-base); z-index: 1000; }
.navbar-main.scrolled { box-shadow: var(--shadow-md); padding: 8px 0; }
.navbar-logo { height: 50px; width: auto; }
.navbar-main .nav-link { font-weight: 500; color: var(--gray-700); padding: 10px 16px !important; border-radius: var(--radius-sm); transition: var(--transition-fast); }
.navbar-main .nav-link:hover { color: var(--primary-blue); background: rgba(25,118,210,0.08); }
.navbar-main .dropdown-menu { border: none; box-shadow: var(--shadow-lg); border-radius: var(--radius-md); padding: 12px; margin-top: 8px; }
.navbar-main .dropdown-item { border-radius: var(--radius-sm); padding: 10px 16px; font-weight: 500; transition: var(--transition-fast); }
.navbar-main .dropdown-item:hover { background: rgba(25,118,210,0.08); color: var(--primary-blue); }
.nav-cta-btn { background: var(--gradient-gold); color: var(--gray-900) !important; font-weight: 600; padding: 10px 24px !important; border-radius: var(--radius-full); box-shadow: var(--shadow-gold); }
.nav-cta-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(249,168,37,0.4); }

/* HERO SECTION */
.hero-section { position: relative; min-height: 100vh; background: var(--gradient-hero); display: flex; align-items: center; overflow: hidden; padding: 120px 0 80px; }
.hero-bg-pattern { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-image: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%), radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 40%), radial-gradient(circle at 40% 80%, rgba(249,168,37,0.1) 0%, transparent 40%); pointer-events: none; }
.hero-floating-shapes { position: absolute; width: 100%; height: 100%; overflow: hidden; pointer-events: none; }
.floating-shape { position: absolute; background: rgba(255,255,255,0.08); border-radius: 50%; animation: float 20s infinite ease-in-out; }
.floating-shape:nth-child(1) { width: 300px; height: 300px; top: 10%; left: -5%; }
.floating-shape:nth-child(2) { width: 200px; height: 200px; top: 60%; right: -3%; animation-delay: -5s; }
.floating-shape:nth-child(3) { width: 150px; height: 150px; bottom: 10%; left: 20%; animation-delay: -10s; }
.floating-shape:nth-child(4) { width: 100px; height: 100px; top: 30%; right: 15%; animation-delay: -15s; background: rgba(249,168,37,0.15); }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(0deg); } 25% { transform: translateY(-20px) rotate(5deg); } 50% { transform: translateY(0); } 75% { transform: translateY(20px) rotate(-5deg); } }
.hero-content { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.15); backdrop-filter: blur(10px); padding: 8px 20px; border-radius: var(--radius-full); color: var(--white); font-size: 14px; font-weight: 500; margin-bottom: 24px; border: 1px solid rgba(255,255,255,0.2); }
.hero-badge i { color: var(--accent-gold); }
.hero-title { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; color: var(--white); margin-bottom: 24px; line-height: 1.15; }
.hero-title .highlight { color: var(--accent-gold); position: relative; }
.hero-title .highlight::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 100%; height: 4px; background: var(--gradient-gold); border-radius: 2px; }
.hero-subtitle { font-size: 1.25rem; color: rgba(255,255,255,0.9); margin-bottom: 32px; max-width: 540px; line-height: 1.7; }
.hero-stats { display: flex; gap: 40px; margin-bottom: 40px; flex-wrap: wrap; }
.hero-stat-number { font-size: 2.5rem; font-weight: 800; color: var(--accent-gold); line-height: 1; margin-bottom: 4px; }
.hero-stat-label { font-size: 14px; color: rgba(255,255,255,0.8); font-weight: 500; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-hero-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--gradient-gold); color: var(--gray-900); font-weight: 700; font-size: 1.1rem; padding: 16px 36px; border-radius: var(--radius-full); box-shadow: var(--shadow-gold); border: none; }
.btn-hero-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(249,168,37,0.45); color: var(--gray-900); }
.btn-hero-secondary { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,0.15); backdrop-filter: blur(10px); color: var(--white); font-weight: 600; font-size: 1.1rem; padding: 16px 36px; border-radius: var(--radius-full); border: 2px solid rgba(255,255,255,0.3); }
.btn-hero-secondary:hover { background: rgba(255,255,255,0.25); border-color: rgba(255,255,255,0.5); color: var(--white); transform: translateY(-3px); }

/* HERO FORM */
.hero-form-card { background: var(--white); border-radius: var(--radius-xl); padding: 40px; box-shadow: var(--shadow-xl); position: relative; overflow: hidden; }
.hero-form-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px; background: var(--gradient-gold); }
.form-card-title { font-size: 1.5rem; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.form-card-subtitle { color: var(--gray-600); margin-bottom: 24px; font-size: 15px; }
.hero-form .form-control { border: 2px solid var(--gray-200); border-radius: var(--radius-md); padding: 14px 18px; font-size: 15px; transition: var(--transition-fast); }
.hero-form .form-control:focus { border-color: var(--primary-blue); box-shadow: 0 0 0 4px rgba(25,118,210,0.1); }
.hero-form .form-label { font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.btn-form-submit { width: 100%; background: var(--gradient-primary); color: var(--white); font-weight: 700; font-size: 1.1rem; padding: 16px; border-radius: var(--radius-md); border: none; box-shadow: var(--shadow-blue); }
.btn-form-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(25,118,210,0.35); color: var(--white); }
.form-trust-badges { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--gray-200); }
.trust-badge { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--gray-600); }
.trust-badge i { color: var(--accent-green); }

/* TRUST BAR */
.trust-bar { background: var(--white); padding: 30px 0; border-bottom: 1px solid var(--gray-200); }
.trust-bar-content { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.trust-item { display: flex; align-items: center; gap: 12px; }
.trust-icon { width: 50px; height: 50px; background: linear-gradient(135deg, rgba(25,118,210,0.1) 0%, rgba(66,165,245,0.1) 100%); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--primary-blue); font-size: 1.4rem; }
.trust-text h5 { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.trust-text p { font-size: 13px; color: var(--gray-600); margin: 0; }

/* SERVICES SECTION */
.services-section { padding: 100px 0; background: var(--gray-50); }
.section-badge { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, rgba(25,118,210,0.1) 0%, rgba(66,165,245,0.1) 100%); color: var(--primary-blue); padding: 8px 20px; border-radius: var(--radius-full); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.section-title { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 800; color: var(--gray-900); margin-bottom: 16px; }
.section-subtitle { font-size: 1.15rem; color: var(--gray-600); max-width: 600px; margin: 0 auto 50px; }
.service-card { background: var(--white); border-radius: var(--radius-lg); padding: 36px 28px; height: 100%; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); transition: var(--transition-base); position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: var(--gradient-primary); transform: scaleX(0); transform-origin: left; transition: var(--transition-base); }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-icon { width: 70px; height: 70px; background: linear-gradient(135deg, rgba(25,118,210,0.1) 0%, rgba(66,165,245,0.15) 100%); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; font-size: 1.8rem; color: var(--primary-blue); transition: var(--transition-base); }
.service-card:hover .service-icon { background: var(--gradient-primary); color: var(--white); transform: scale(1.05); }
.service-title { font-size: 1.35rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.service-desc { color: var(--gray-600); margin-bottom: 20px; line-height: 1.7; }
.service-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary-blue); font-weight: 600; }
.service-link:hover { color: var(--primary-blue-dark); gap: 12px; }

/* WHY CHOOSE US */
.why-choose-section { padding: 100px 0; background: var(--white); }
.why-card { text-align: center; padding: 32px 24px; }
.why-icon { width: 90px; height: 90px; background: var(--gradient-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; font-size: 2rem; color: var(--white); box-shadow: var(--shadow-blue); }
.why-card:nth-child(2) .why-icon { background: var(--gradient-gold); box-shadow: var(--shadow-gold); color: var(--gray-900); }
.why-card:nth-child(3) .why-icon { background: linear-gradient(135deg, #00C853 0%, #69F0AE 100%); }
.why-card:nth-child(4) .why-icon { background: linear-gradient(135deg, #FF6F00 0%, #FFB300 100%); }
.why-title { font-size: 1.25rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.why-desc { color: var(--gray-600); line-height: 1.7; }

/* PROCESS SECTION */
.process-section { padding: 100px 0; background: var(--gradient-dark); position: relative; overflow: hidden; }
.process-section .section-badge { background: rgba(255,255,255,0.15); color: var(--white); }
.process-section .section-title, .process-section .section-subtitle { color: var(--white); }
.process-section .section-subtitle { opacity: 0.9; }
.process-step { text-align: center; position: relative; padding: 0 15px; }
.process-number { width: 80px; height: 80px; background: var(--gradient-gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; font-size: 2rem; font-weight: 800; color: var(--gray-900); box-shadow: var(--shadow-gold); position: relative; z-index: 2; }
.process-connector { position: absolute; top: 40px; left: 60%; width: calc(100% - 20%); height: 3px; background: rgba(255,255,255,0.2); }
.process-title { font-size: 1.25rem; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.process-desc { color: rgba(255,255,255,0.8); line-height: 1.7; }

/* TESTIMONIALS */
.testimonials-section { padding: 100px 0; background: var(--gray-50); }
.testimonial-card { background: var(--white); border-radius: var(--radius-xl); padding: 36px; box-shadow: var(--shadow-md); height: 100%; }
.testimonial-rating { display: flex; gap: 4px; margin-bottom: 16px; }
.testimonial-rating i { color: var(--accent-gold); font-size: 1.1rem; }
.testimonial-text { font-size: 1.05rem; color: var(--gray-700); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 16px; }
.testimonial-avatar { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 3px solid var(--gray-200); }
.testimonial-name { font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.testimonial-role { font-size: 14px; color: var(--gray-500); }

/* FAQ SECTION */
.faq-section { padding: 100px 0; background: var(--white); }
.accordion-item { border: 2px solid var(--gray-200); border-radius: var(--radius-lg) !important; margin-bottom: 16px; overflow: hidden; }
.accordion-button { font-weight: 600; font-size: 1.1rem; color: var(--gray-900); padding: 20px 24px; background: var(--white); }
.accordion-button:not(.collapsed) { background: linear-gradient(135deg, rgba(25,118,210,0.05) 0%, rgba(66,165,245,0.05) 100%); color: var(--primary-blue); box-shadow: none; }
.accordion-button:focus { box-shadow: none; }
.accordion-body { padding: 0 24px 24px; color: var(--gray-600); line-height: 1.8; }

/* CTA SECTION */
.cta-section { padding: 100px 0; background: var(--gradient-hero); position: relative; }
.cta-content { text-align: center; position: relative; z-index: 2; }
.cta-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--white); margin-bottom: 16px; }
.cta-subtitle { font-size: 1.2rem; color: rgba(255,255,255,0.9); margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }

/* FOOTER */
.footer-main { background: var(--gray-900); padding: 80px 0 0; }
.footer-logo { height: 50px; margin-bottom: 16px; }
.footer-desc { color: var(--gray-400); line-height: 1.8; margin-bottom: 24px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 44px; height: 44px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.1rem; }
.footer-social a:hover { background: var(--primary-blue); transform: translateY(-3px); }
.footer-title { font-size: 1.1rem; font-weight: 700; color: var(--white); margin-bottom: 24px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: var(--gray-400); }
.footer-links a:hover { color: var(--accent-gold); padding-left: 8px; }
.footer-contact p { display: flex; align-items: flex-start; gap: 12px; color: var(--gray-400); margin-bottom: 16px; }
.footer-contact i { color: var(--accent-gold); margin-top: 4px; }
.footer-bottom { background: rgba(0,0,0,0.3); padding: 24px 0; margin-top: 60px; }
.footer-bottom p { color: var(--gray-500); margin: 0; }

/* FLOATING BUTTONS */
.floating-buttons { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 12px; z-index: 999; }
.float-btn { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: var(--white); box-shadow: var(--shadow-lg); }
.float-btn:hover { transform: scale(1.1); color: var(--white); }
.float-btn.whatsapp { background: #25D366; }
.float-btn.call { background: var(--primary-blue); }
.scroll-top-btn { width: 50px; height: 50px; background: var(--gradient-gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--gray-900); font-size: 1.2rem; box-shadow: var(--shadow-gold); opacity: 0; visibility: hidden; border: none; cursor: pointer; }
.scroll-top-btn.visible { opacity: 1; visibility: visible; }

/* ANIMATIONS */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }

/* RESPONSIVE */
@media (max-width: 991.98px) {
    .hero-section { padding: 100px 0 60px; }
    .hero-form-card { margin-top: 50px; }
    .trust-bar-content { justify-content: center; }
    .process-connector { display: none; }
    .process-step { margin-bottom: 40px; }
}
@media (max-width: 767.98px) {
    .hero-title { font-size: 2rem; }
    .hero-stats { gap: 24px; }
    .hero-stat-number { font-size: 2rem; }
    .hero-buttons { flex-direction: column; }
    .btn-hero-primary, .btn-hero-secondary { width: 100%; justify-content: center; }
    .hero-form-card { padding: 28px; }
    .trust-item { flex: 0 0 100%; justify-content: center; }
    .floating-buttons { bottom: 16px; right: 16px; }
    .float-btn { width: 54px; height: 54px; font-size: 1.4rem; }
}