/* ===================================
   JJT-Services Website Styling
   Modern Professional Design
   =================================== */

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

:root {
    --primary: #0f172a;
    --primary-light: #1e293b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-light: #dbeafe;
    --gold: #f59e0b;
    --gold-light: #fef3c7;
    --success: #10b981;
    --text: #0f172a;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-dark: #0f172a;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --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(0,0,0,0.16);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text);
    background-color: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--accent-hover);
}

::selection {
    background: var(--accent);
    color: var(--bg);
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 0;
}

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

.logo h1 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.logo .tagline {
    font-size: 0.65rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent);
    background: var(--accent-light);
}

.nav-link.active {
    color: var(--accent);
    background: var(--accent-light);
    font-weight: 600;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.hamburger:hover {
    background: var(--bg-alt);
}

.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
    border-radius: 2px;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    background: var(--bg-dark);
    padding: 140px 0 120px;
    text-align: center;
    color: var(--bg);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="60" height="60" patternUnits="userSpaceOnUse"><path d="M 60 0 L 0 0 0 60" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="60" height="60" fill="url(%23grid)" /></svg>');
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: #93c5fd;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 2rem;
    letter-spacing: 0.5px;
}

.hero-badge i {
    font-size: 0.7rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.15;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    color: var(--text-light);
    line-height: 1.7;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

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

.hero-stat .number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.hero-stat .label {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    line-height: 1;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.45);
    color: var(--bg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--bg);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    color: var(--bg);
}

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

.btn-outline:hover {
    background: var(--accent);
    color: var(--bg);
    transform: translateY(-2px);
}

.btn-small {
    padding: 0.55rem 1.1rem;
    font-size: 0.85rem;
}

.btn-gold {
    background: linear-gradient(135deg, #60a5fa 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(96, 165, 250, 0.35);
}

.btn-gold:hover {
    background: linear-gradient(135deg, #3b82f6 0%, #7c3aed 100%);
    transform: translateY(-2px);
    color: white;
}

/* ===================================
   Section Header
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-label::before,
.section-label::after {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--accent);
    opacity: 0.4;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: 100px 0;
    background: var(--bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    border: 1px solid var(--border);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

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

.service-card.highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--bg);
    border-color: transparent;
}

.service-card.highlight::before {
    background: linear-gradient(135deg, #60a5fa 0%, #8b5cf6 100%);
    transform: scaleX(1);
}

.service-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #60a5fa 0%, #8b5cf6 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    background: var(--accent-light);
    color: var(--accent);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.05);
}

.service-card.highlight .service-icon {
    background: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.25px;
}

.service-card.highlight h3 {
    color: var(--bg);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.service-card.highlight p {
    color: var(--text-light);
}

.service-list {
    list-style: none;
    margin-top: 1rem;
}

.service-list li {
    padding: 0.4rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.75rem;
    font-size: 0.9rem;
}

.service-card.highlight .service-list li {
    color: rgba(255, 255, 255, 0.8);
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: var(--success);
    border-radius: 50%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 10px;
}

/* ===================================
   Phantrium Section
   =================================== */
.phantrium {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--primary) 0%, #0c1222 100%);
    color: var(--bg);
    position: relative;
    overflow: hidden;
}

.phantrium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(96, 165, 250, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
}

.phantrium-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.brand-logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.brand-logo h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #60a5fa 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
}

.brand-logo h2 a {
    background: linear-gradient(135deg, #60a5fa 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.brand-logo h2 a:hover {
    opacity: 0.85;
}

.brand-subtitle {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 500;
}

.phantrium-text .lead {
    font-size: 1.15rem;
    text-align: center;
    margin: 0 auto 3rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 650px;
    line-height: 1.8;
}

.phantrium-text .lead a {
    color: #60a5fa;
    font-weight: 600;
    border-bottom: 1px solid rgba(96, 165, 250, 0.3);
}

.phantrium-text .lead a:hover {
    border-bottom-color: #60a5fa;
}

.phantrium-text h3 {
    font-size: 1.5rem;
    margin: 3rem 0 1.5rem;
    color: var(--bg);
    font-weight: 700;
    text-align: center;
    letter-spacing: -0.25px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin: 2rem 0;
}

.feature {
    background: rgba(255, 255, 255, 0.04);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition);
}

.feature:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.feature h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--bg);
}

.feature h4 i {
    color: #60a5fa;
    margin-right: 0.5rem;
    font-size: 0.9rem;
}

.feature p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 2rem 0;
    justify-content: center;
}

.tech-badge {
    background: rgba(255, 255, 255, 0.06);
    padding: 0.45rem 1rem;
    border-radius: 50px;
    font-size: 0.82rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    transition: var(--transition);
}

.tech-badge:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--bg);
}

.cta-box {
    background: rgba(96, 165, 250, 0.08);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: 3rem;
    border: 1px solid rgba(96, 165, 250, 0.15);
}

.cta-box h3 {
    color: var(--bg);
    margin: 0 0 0.75rem;
    font-size: 1.5rem;
}

.cta-box p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 1.5rem;
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text h3 {
    font-size: 1.5rem;
    color: var(--text);
    margin: 2.5rem 0 1rem;
    font-weight: 700;
    letter-spacing: -0.25px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-text p a {
    color: var(--accent);
    font-weight: 600;
    border-bottom: 1px solid rgba(59, 130, 246, 0.3);
}

.about-text p a:hover {
    border-bottom-color: var(--accent);
}

.about-list {
    list-style: none;
    margin: 1.5rem 0;
    display: grid;
    gap: 0.5rem;
}

.about-list li {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    color: var(--text-secondary);
    padding-left: 2.5rem;
    position: relative;
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.about-list li:hover {
    background: var(--accent-light);
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: var(--accent);
    border-radius: 50%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 18 15 12 9 6'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 10px;
}

.why-us {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-top: 2rem;
}

.why-item {
    background: var(--bg-alt);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.why-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.why-item strong {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.why-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: 100px 0;
    background: var(--bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2rem;
    align-items: start;
}

.contact-info {
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.contact-info h3 {
    font-size: 1.35rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.contact-item {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.contact-item:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.contact-item strong {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.contact-item strong i {
    color: var(--accent);
    font-size: 0.85rem;
    width: 18px;
    text-align: center;
}

.contact-item p {
    margin: 0;
    font-size: 0.9rem;
}

.contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--accent);
}

.web-division {
    background: var(--primary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    color: var(--bg);
    margin-top: 1.5rem;
}

.web-division h4 {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    font-weight: 700;
}

.web-division p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin: 0.25rem 0;
}

.web-division a {
    color: #60a5fa;
    font-weight: 600;
}

.web-division a:hover {
    color: #93c5fd;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.contact-form h3 {
    font-size: 1.35rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    color: var(--text);
    font-weight: 500;
    font-size: 0.85rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
    background: var(--bg);
    color: var(--text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form button {
    width: 100%;
    padding: 0.85rem;
    font-size: 1rem;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-dark);
    color: var(--bg);
    padding: 4rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1rem;
    margin-bottom: 1.25rem;
    color: var(--bg);
    font-weight: 700;
    letter-spacing: -0.25px;
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 0.9rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.6rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-section ul li a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-light);
    font-size: 0.82rem;
}

.phantrium-credit {
    font-size: 0.82rem;
}

.phantrium-credit a,
.phantrium-credit strong {
    color: #60a5fa;
}

.phantrium-credit a:hover {
    color: #93c5fd;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 2.75rem;
    }
}

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

    .nav-menu {
        position: fixed;
        left: 0;
        top: 0;
        flex-direction: column;
        background: var(--bg);
        width: 100%;
        height: 100vh;
        justify-content: center;
        align-items: center;
        gap: 0.5rem;
        transform: translateX(-100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-link {
        font-size: 1.2rem;
        padding: 0.75rem 2rem;
    }

    .hero {
        padding: 100px 0 80px;
    }

    .hero-title {
        font-size: 2rem;
        letter-spacing: -0.75px;
    }

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

    .hero-stats {
        gap: 1.5rem;
        flex-wrap: wrap;
    }

    .hero-stat .number {
        font-size: 1.5rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .services {
        padding: 60px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .phantrium {
        padding: 60px 0;
    }

    .brand-logo h2 {
        font-size: 2rem;
    }

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

    .about {
        padding: 60px 0;
    }

    .why-us {
        grid-template-columns: 1fr;
    }

    .contact {
        padding: 60px 0;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

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

    .hero-title {
        font-size: 1.75rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .contact-info,
    .contact-form-wrapper {
        padding: 1.5rem;
    }
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

/* Language switcher */
.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-alt);
    padding: 4px;
    border-radius: var(--radius-sm);
    margin-left: 0.5rem;
}

.lang-switch a {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.lang-switch a.active,
.lang-switch a:hover {
    background: var(--accent);
    color: var(--bg);
}

/* ===================================
   WhatsApp Floating Button
   =================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 900;
    display: flex;
    align-items: center;
    gap: 10px;
}

.whatsapp-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    text-decoration: none;
    color: #fff;
}

.whatsapp-float a:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
    color: #fff;
}

.whatsapp-float a i {
    font-size: 1.75rem;
    color: #fff;
}

.whatsapp-float .whatsapp-tooltip {
    background: var(--bg);
    color: var(--text);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: var(--transition);
    pointer-events: none;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 768px) {
    .whatsapp-float a {
        width: 52px;
        height: 52px;
    }

    .whatsapp-float a i {
        font-size: 1.5rem;
    }

    .whatsapp-float .whatsapp-tooltip {
        display: none;
    }
}