/* ===================================
   ESD TECH - Tam CSS Dosyası
   Animasyonsuz, Profesyonel Tasarım
   =================================== */

/* ========== CSS DEĞİŞKENLERİ ========== */
:root {
    --primary: #0a1628;
    --primary-light: #1a2d4a;
    --secondary: #0f2744;
    --accent: #0ea5e9;
    --accent-light: #38bdf8;
    --green: #10b981;
    --orange: #f97316;
    --purple: #8b5cf6;
    --red: #ef4444;
    --text-white: #ffffff;
    --text-light: #e2e8f0;
    --text-muted: #94a3b8;
    --gradient-blue: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    --gradient-green: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --gradient-orange: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
    --shadow: 0 4px 20px rgba(0,0,0,0.15);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.2);
    --radius: 12px;
    --radius-lg: 20px;
}

/* ========== RESET ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary);
    color: var(--text-light);
    line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--primary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.2;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.text-gradient {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== CONTAINER ========== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}
.btn-primary {
    background: var(--gradient-blue);
    color: var(--text-white);
    box-shadow: 0 4px 20px rgba(14,165,233,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(14,165,233,0.4); }
.btn-outline {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); }
.btn-white {
    background: var(--text-white);
    color: var(--primary);
}
.btn-white:hover { transform: translateY(-2px); }
.btn-outline-white {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.1); }
.btn-sm { padding: 10px 20px; font-size: 0.9rem; }
.btn-block { width: 100%; justify-content: center; }

/* ========== SECTION STYLES ========== */
.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(14,165,233,0.1);
    border: 1px solid rgba(14,165,233,0.2);
    border-radius: 50px;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}
.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-top: 16px;
}

/* ========== HEADER ========== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}
.header-top {
    background: var(--secondary);
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.875rem;
}
.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.top-left {
    display: flex;
    gap: 24px;
}
.top-left a, .top-left span {
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.top-left a:hover { color: var(--accent); }
.top-left i { color: var(--accent); }
.top-right { display: flex; align-items: center; gap: 16px; }
.social-icons { display: flex; gap: 8px; }
.social-icons a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.05);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.social-icons a:hover { background: var(--accent); color: var(--text-white); }

/* Main Nav */
.main-nav {
    background: rgba(10,22,40,0.95);
    backdrop-filter: blur(20px);
    padding: 16px 0;
    transition: all 0.3s ease;
}
.main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.main-nav.scrolled {
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
    padding: 12px 0;
}
.logo img {
    height: 50px;
    width: auto;
    border-radius: 8px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 1px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 1px;
}
.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-menu > li { position: relative; }
.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 18px;
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 10px;
    transition: all 0.3s ease;
}
.nav-menu > li > a:hover { color: var(--accent); background: rgba(14,165,233,0.1); }
.nav-menu > li > a i { font-size: 0.7rem; }

/* Dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--primary-light);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    z-index: 100;
}
.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown li a {
    display: block;
    padding: 12px 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-radius: 8px;
}
.dropdown li a:hover { color: var(--text-white); background: rgba(14,165,233,0.1); }

/* Nav Right */
.nav-right { display: flex; align-items: center; gap: 20px; }
.nav-phone {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-light);
}
.nav-phone i {
    font-size: 1.5rem;
    color: var(--accent);
}
.nav-phone span { font-size: 0.8rem; color: var(--text-muted); }
.nav-phone strong { display: block; font-size: 1rem; }

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}
.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ========== HERO ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 140px;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10,22,40,0.95) 0%, rgba(10,22,40,0.8) 100%);
}
.hero-content {
    position: relative;
    max-width: 700px;
}
.hero-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(14,165,233,0.15);
    border: 1px solid rgba(14,165,233,0.3);
    border-radius: 50px;
    color: var(--accent-light);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}
.hero h1 { margin-bottom: 24px; }
.hero p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-features { display: flex; gap: 32px; flex-wrap: wrap; }
.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
}
.hero-feature i { color: var(--green); }

/* ========== STATS ========== */
.stats-section {
    padding: 60px 0;
    background: var(--primary-light);
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.stat-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: rgba(255,255,255,0.02);
    border-radius: var(--radius);
}
.stat-item:hover { background: rgba(14,165,233,0.05); }
.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-white);
}
.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-white);
    font-family: 'Poppins', sans-serif;
}
.stat-label { color: var(--text-muted); font-size: 0.9rem; }

/* ========== SOLUTIONS (YAZILIM) ========== */
.solutions-section {
    padding: 100px 0;
}
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.solution-card {
    background: linear-gradient(145deg, rgba(26,45,74,0.4) 0%, rgba(10,22,40,0.6) 100%);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}
.solution-card:hover {
    transform: translateY(-5px);
    border-color: rgba(14,165,233,0.2);
    box-shadow: var(--shadow-lg);
}
.card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}
.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    background: var(--accent);
    color: var(--text-white);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
}
.card-badge.orange { background: var(--orange); }
.card-badge.green { background: var(--green); }
.card-badge.purple { background: var(--purple); }
.card-content { padding: 30px; position: relative; }
.card-icon {
    position: absolute;
    top: -30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-white);
    box-shadow: var(--shadow);
}
.card-icon.orange { background: var(--gradient-orange); }
.card-icon.green { background: var(--gradient-green); }
.card-icon.purple { background: var(--gradient-purple); }
.card-content h3 { margin: 20px 0 12px; }
.card-content > p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 20px; }
.card-features { margin-bottom: 20px; }
.card-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-light);
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.card-features li:last-child { border-bottom: none; }
.card-features li i { color: var(--green); font-size: 0.8rem; }
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.95rem;
}
.card-link:hover { gap: 12px; }

/* ========== ZAYIF AKIM ========== */
.weak-current-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 50%, var(--primary) 100%);
}
.weak-current-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.wc-card {
    background: rgba(26,45,74,0.3);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}
.wc-card:hover {
    transform: translateY(-5px);
    border-color: rgba(14,165,233,0.2);
    box-shadow: var(--shadow-lg);
}
.wc-image {
    height: 180px;
    overflow: hidden;
}
.wc-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.wc-content { padding: 24px; }
.wc-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-white);
    margin-bottom: 16px;
}
.wc-content h3 { font-size: 1.15rem; margin-bottom: 12px; }
.wc-content > p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.7; }
.wc-content ul { margin-bottom: 20px; }
.wc-content ul li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    color: var(--text-light);
    font-size: 0.85rem;
}
.wc-content ul li i { color: var(--green); font-size: 0.75rem; }

/* ========== ABOUT ========== */
.about-section {
    padding: 100px 0;
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}
.about-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--gradient-blue);
    padding: 20px 28px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.about-badge .number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-white);
    font-family: 'Poppins', sans-serif;
    line-height: 1;
}
.about-badge .text { color: rgba(255,255,255,0.8); font-size: 0.9rem; }
.about-content p { color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 32px 0;
}
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.feature-item i {
    width: 40px;
    height: 40px;
    background: rgba(14,165,233,0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1rem;
    flex-shrink: 0;
}
.feature-item h4 { font-size: 1rem; margin-bottom: 4px; }
.feature-item p { color: var(--text-muted); font-size: 0.85rem; margin: 0; }

/* ========== SERVICES ========== */
.services-section {
    padding: 100px 0;
    background: var(--primary-light);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}
.service-item {
    position: relative;
    height: 200px;
    border-radius: var(--radius);
    overflow: hidden;
}
.service-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10,22,40,0.9) 0%, rgba(10,22,40,0.3) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
}
.service-overlay i { color: var(--accent); font-size: 1.5rem; margin-bottom: 10px; }
.service-overlay h4 { font-size: 0.95rem; }

/* ========== REFERENCES ========== */
.references-section {
    padding: 100px 0;
}
.logo-slider {
    margin-bottom: 60px;
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}
.logo-track {
    display: flex;
    gap: 60px;
}
.logo-item {
    flex-shrink: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-muted);
    opacity: 0.5;
    white-space: nowrap;
    font-family: 'Poppins', sans-serif;
}
.logo-item:hover { opacity: 1; color: var(--accent); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.testimonial-card {
    background: rgba(26,45,74,0.3);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    padding: 32px;
}
.testimonial-card:hover { border-color: rgba(14,165,233,0.2); }
.stars { display: flex; gap: 4px; margin-bottom: 20px; }
.stars i { color: #fbbf24; font-size: 0.9rem; }
.testimonial-card > p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}
.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}
.testimonial-author h5 { font-size: 1rem; margin-bottom: 4px; }
.testimonial-author span { color: var(--text-muted); font-size: 0.85rem; }

/* ========== CTA ========== */
.cta-section {
    padding: 80px 0;
    background: var(--gradient-blue);
}
.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}
.cta-text h2 { margin-bottom: 12px; }
.cta-text p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin: 0; }
.cta-buttons { display: flex; gap: 16px; flex-shrink: 0; }

/* ========== CONTACT ========== */
.contact-section {
    padding: 100px 0;
    background: var(--secondary);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}
.contact-info > p { color: var(--text-muted); margin-bottom: 32px; }
.contact-list { margin-bottom: 32px; }
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.contact-item:last-child { border-bottom: none; }
.contact-item .icon {
    width: 50px;
    height: 50px;
    background: rgba(14,165,233,0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.2rem;
    flex-shrink: 0;
}
.contact-item .icon.whatsapp { background: rgba(37,211,102,0.1); color: #25d366; }
.contact-item .text h5 { font-size: 0.9rem; color: var(--text-muted); font-weight: 500; margin-bottom: 4px; }
.contact-item .text p { margin: 0; }
.contact-item .text a { color: var(--text-white); }
.contact-item .text a:hover { color: var(--accent); }
.social-links { display: flex; gap: 12px; }
.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.1rem;
}
.social-links a:hover { background: var(--accent); border-color: var(--accent); color: var(--text-white); }

/* Contact Form */
.contact-form-box {
    background: rgba(10,22,40,0.5);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.contact-form-box h3 { font-size: 1.5rem; margin-bottom: 24px; text-align: center; }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    color: var(--text-white);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.form-group select option { background: var(--primary); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group.checkbox { display: flex; align-items: flex-start; gap: 12px; }
.form-group.checkbox input { width: auto; margin-top: 3px; accent-color: var(--accent); }
.form-group.checkbox label { margin-bottom: 0; color: var(--text-muted); font-size: 0.85rem; }

/* ========== FOOTER ========== */
.footer {
    background: var(--primary);
    padding-top: 80px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
}
.footer-brand .logo img { height: 50px; margin-bottom: 20px; }
.footer-brand > p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; margin-bottom: 24px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}
.footer-social a:hover { background: var(--accent); color: var(--text-white); }
.footer-links h4 { font-size: 1.1rem; margin-bottom: 24px; }
.footer-links ul li { margin-bottom: 12px; }
.footer-links ul li a { color: var(--text-muted); font-size: 0.95rem; }
.footer-links ul li a:hover { color: var(--accent); }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-bottom p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: var(--text-muted); font-size: 0.9rem; }
.footer-legal a:hover { color: var(--accent); }

/* ========== FLOATING BUTTONS ========== */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 999;
}
.whatsapp-btn:hover { transform: scale(1.1); }
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-blue);
    border-radius: 50%;
    color: var(--text-white);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    z-index: 998;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .nav-menu, .nav-phone { display: none; }
    .mobile-toggle { display: flex; }
    .hero-content { max-width: 100%; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid { grid-template-columns: 1fr; }
    .weak-current-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-content { flex-direction: column; text-align: center; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .header-top { display: none; }
    .hero { padding-top: 100px; min-height: auto; padding-bottom: 60px; }
    .hero-buttons { flex-direction: column; }
    .hero-features { flex-direction: column; gap: 16px; }
    .stats-grid { grid-template-columns: 1fr; }
    .weak-current-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-social { justify-content: center; }
    .footer-bottom { flex-direction: column; gap: 16px; }
    .footer-legal { justify-content: center; }
    .cta-buttons { flex-direction: column; width: 100%; }
    .whatsapp-btn { width: 50px; height: 50px; font-size: 1.5rem; bottom: 20px; right: 20px; }
    .back-to-top { width: 45px; height: 45px; bottom: 80px; right: 20px; }
}
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .services-grid { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
}

/* Mobile Menu */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        height: 100vh;
        background: var(--primary-light);
        flex-direction: column;
        padding: 80px 24px 24px;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 1001;
        overflow-y: auto;
        display: flex;
    }
    .nav-menu.active { transform: translateX(0); }
    .nav-menu > li { width: 100%; border-bottom: 1px solid rgba(255,255,255,0.05); }
    .nav-menu > li > a { padding: 16px 0; justify-content: space-between; }
    .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0 0 0 16px;
        display: none;
    }
    .has-dropdown.active .dropdown { display: block; }
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        opacity: 0;
        visibility: hidden;
        z-index: 1000;
        transition: all 0.3s ease;
    }
    .nav-overlay.active { opacity: 1; visibility: visible; }
}