/* ============================================
   تراثي - Trati3.com
   تصميم ليلي احترافي للألعاب النارية
   ============================================ */

/* --- CSS Variables --- */
:root {
    --color-bg-dark: #020817;
    --color-bg-section: #0a1128;
    --color-bg-card: #111c3a;
    --color-bg-card-hover: #162044;
    --color-gold: #FFD700;
    --color-gold-dim: #c9a800;
    --color-orange: #FF6B35;
    --color-red: #E63946;
    --color-white: #ffffff;
    --color-gray-100: #f0f0f5;
    --color-gray-300: #b0b3c0;
    --color-gray-500: #6b7280;
    --color-border: rgba(255, 215, 0, 0.15);
    --font-family: 'Tajawal', sans-serif;
    --shadow-glow-gold: 0 0 20px rgba(255, 215, 0, 0.3);
    --shadow-glow-orange: 0 0 20px rgba(255, 107, 53, 0.3);
    --transition: all 0.3s ease;
    --radius: 16px;
    --radius-sm: 10px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg-dark);
    color: var(--color-gray-100);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
    list-style: none;
}

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

/* --- Navigation Bar --- */
.navbar {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(2, 8, 23, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 10px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-img {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    object-fit: cover;
    animation: pulse-glow 3s ease-in-out infinite;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-gold), var(--color-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-gray-300);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-gold);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 18px;
    left: 18px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

.nav-cta {
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-orange));
    color: var(--color-bg-dark);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-right: 8px;
}

.nav-cta:hover {
    box-shadow: var(--shadow-glow-gold);
    transform: translateY(-2px);
}

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

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--color-gold);
    border-radius: 4px;
    transition: var(--transition);
}

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

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--color-bg-dark);
}

.hero-bg-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: 0;
}

.hero-bg-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(2, 8, 23, 0.55) 0%,
        rgba(2, 8, 23, 0.45) 40%,
        rgba(2, 8, 23, 0.6) 70%,
        rgba(2, 8, 23, 0.95) 100%
    );
}

#fireworksCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.stars::before,
.stars::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    border-radius: 50%;
    background: white;
    box-shadow:
        25vw 10vh 0 0 rgba(255,255,255,0.6),
        50vw 20vh 0 0 rgba(255,255,255,0.4),
        75vw 5vh 0 0 rgba(255,255,255,0.7),
        10vw 40vh 0 0 rgba(255,255,255,0.3),
        90vw 35vh 0 0 rgba(255,255,255,0.5),
        30vw 60vh 0 0 rgba(255,255,255,0.4),
        60vw 70vh 0 0 rgba(255,255,255,0.6),
        80vw 55vh 0 0 rgba(255,255,255,0.3),
        15vw 80vh 0 0 rgba(255,255,255,0.5),
        45vw 90vh 0 0 rgba(255,255,255,0.4),
        5vw 15vh 0 0 rgba(255,255,255,0.7),
        65vw 45vh 0 0 rgba(255,255,255,0.3),
        35vw 30vh 0 0 rgba(255,255,255,0.5),
        85vw 80vh 0 0 rgba(255,255,255,0.6),
        55vw 50vh 0 0 rgba(255,255,255,0.4),
        20vw 65vh 0 0 rgba(255,255,255,0.3),
        70vw 25vh 0 0 rgba(255,255,255,0.5),
        40vw 75vh 0 0 rgba(255,255,255,0.4),
        95vw 15vh 0 0 rgba(255,255,255,0.6),
        8vw 50vh 0 0 rgba(255,255,255,0.3);
    animation: twinkle 4s ease-in-out infinite alternate;
}

.stars::after {
    width: 1px;
    height: 1px;
    box-shadow:
        12vw 25vh 0 0 rgba(255,255,255,0.5),
        38vw 15vh 0 0 rgba(255,255,255,0.3),
        62vw 85vh 0 0 rgba(255,255,255,0.6),
        88vw 42vh 0 0 rgba(255,255,255,0.4),
        28vw 95vh 0 0 rgba(255,255,255,0.5),
        52vw 8vh 0 0 rgba(255,255,255,0.7),
        78vw 62vh 0 0 rgba(255,255,255,0.3),
        42vw 48vh 0 0 rgba(255,255,255,0.5),
        18vw 72vh 0 0 rgba(255,255,255,0.4),
        68vw 32vh 0 0 rgba(255,255,255,0.6),
        92vw 88vh 0 0 rgba(255,255,255,0.3),
        3vw 38vh 0 0 rgba(255,255,255,0.5),
        48vw 58vh 0 0 rgba(255,255,255,0.4),
        73vw 12vh 0 0 rgba(255,255,255,0.7),
        22vw 52vh 0 0 rgba(255,255,255,0.3);
    animation: twinkle 5s ease-in-out infinite alternate-reverse;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center bottom, rgba(255, 215, 0, 0.05) 0%, transparent 60%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 120px 0 80px;
}

.hero-title {
    margin-bottom: 24px;
}

.hero-title-sub {
    display: block;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.hero-title-main {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.2;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--color-gray-300);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-orange));
    color: var(--color-bg-dark);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow-gold);
    transform: translateY(-3px);
}

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

.btn-outline:hover {
    background: rgba(255, 215, 0, 0.1);
    box-shadow: var(--shadow-glow-gold);
    transform: translateY(-3px);
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--color-gray-300);
}

.badge-icon {
    color: var(--color-gold);
    font-size: 1.1rem;
}

/* --- Scroll Indicator --- */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-gray-500);
    font-size: 0.8rem;
    animation: bounce 2s ease infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-left: 2px solid var(--color-gold);
    border-bottom: 2px solid var(--color-gold);
    transform: rotate(-45deg);
    opacity: 0.6;
}

/* --- Section Header --- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-gold);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-gray-500);
    max-width: 550px;
    margin: 0 auto;
}

/* --- Services Section --- */
.services {
    padding: 100px 0;
    background: var(--color-bg-section);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-orange));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover {
    background: var(--color-bg-card-hover);
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), var(--shadow-glow-gold);
}

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

.service-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-icon svg {
    width: 36px;
    height: 36px;
}

.service-card:hover .service-icon {
    background: rgba(255, 215, 0, 0.15);
    box-shadow: var(--shadow-glow-gold);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-white);
}

.service-desc {
    font-size: 0.95rem;
    color: var(--color-gray-500);
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-features span {
    padding: 4px 12px;
    background: rgba(255, 215, 0, 0.06);
    border: 1px solid rgba(255, 215, 0, 0.12);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--color-gold-dim);
}

/* --- Contact Section --- */
.contact {
    padding: 100px 0;
    background: var(--color-bg-dark);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.contact-cards-center {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 560px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    background: var(--color-bg-card-hover);
}

.contact-icon {
    width: 52px;
    height: 52px;
    background: rgba(255, 215, 0, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 4px;
}

.contact-card a,
.contact-card span {
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

.contact-card a:hover {
    color: var(--color-gold);
}

.whatsapp-float-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 24px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--color-white) !important;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 8px;
    transition: var(--transition);
}

.whatsapp-float-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
}


/* --- Hero Stats --- */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 48px;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-gold);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-top: 4px;
}

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

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-text p {
    color: var(--color-gray-300);
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--color-gold);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-feature {
    padding: 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.about-feature:hover {
    border-color: rgba(255, 215, 0, 0.3);
    background: var(--color-bg-card-hover);
}

.about-feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
}

.about-feature-icon svg {
    width: 32px;
    height: 32px;
}

.about-feature h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}

.about-feature p {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* --- Why Choose Us Section --- */
.why-us {
    padding: 100px 0;
    background: var(--color-bg-dark);
    position: relative;
}

.why-us::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.why-card {
    padding: 32px 28px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
}

.why-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    background: var(--color-bg-card-hover);
    transform: translateY(-4px);
}

.why-number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-gold), var(--color-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.4;
    margin-bottom: 12px;
    line-height: 1;
}

.why-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 12px;
}

.why-card p {
    font-size: 0.95rem;
    color: var(--color-gray-500);
    line-height: 1.8;
}

/* --- Areas Served Section --- */
.areas {
    padding: 100px 0;
    background: var(--color-bg-section);
    position: relative;
}

.areas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.area-card {
    padding: 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    text-align: center;
}

.area-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    background: var(--color-bg-card-hover);
    transform: translateY(-4px);
}

.area-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: 8px;
}

.area-card p {
    font-size: 0.88rem;
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* --- FAQ Section --- */
.faq {
    padding: 100px 0;
    background: var(--color-bg-dark);
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    opacity: 0.3;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover,
.faq-item[open] {
    border-color: rgba(255, 215, 0, 0.3);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 700;
    color: var(--color-white);
    font-size: 1rem;
    list-style: none;
    transition: var(--transition);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question span {
    flex: 1;
    padding-left: 16px;
}

.faq-chevron {
    flex-shrink: 0;
    color: var(--color-gold);
    transition: transform 0.3s ease;
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 20px;
}

.faq-answer p {
    color: var(--color-gray-300);
    font-size: 0.95rem;
    line-height: 1.9;
}

.faq-answer a {
    color: var(--color-gold);
    font-weight: 600;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* --- Footer --- */
.footer {
    background: var(--color-bg-section);
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding: 60px 0 40px;
}

.footer-services h4 {
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-services a {
    display: block;
    color: var(--color-gray-500);
    font-size: 0.9rem;
    padding: 4px 0;
}

.footer-services a:hover {
    color: var(--color-gold);
    padding-right: 8px;
}

.footer-contact span {
    display: block;
    color: var(--color-gray-500);
    font-size: 0.9rem;
    padding: 4px 0;
}

.footer-brand .logo-text {
    font-size: 1.5rem;
    display: inline-block;
    margin-bottom: 12px;
}

.footer-brand p {
    color: var(--color-gray-500);
    font-size: 0.9rem;
    line-height: 1.8;
    max-width: 360px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links a,
.footer-contact a {
    display: block;
    color: var(--color-gray-500);
    font-size: 0.9rem;
    padding: 4px 0;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-gold);
    padding-right: 8px;
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: 0.85rem;
}

/* --- WhatsApp Floating Button --- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    left: 28px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse-whatsapp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

/* --- Animations --- */
@keyframes twinkle {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 4px rgba(255, 215, 0, 0.3)); }
    50% { filter: drop-shadow(0 0 12px rgba(255, 215, 0, 0.7)); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes pulse-whatsapp {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7), 0 0 0 10px rgba(37, 211, 102, 0.1); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}


/* --- Responsive Design --- */
@media (max-width: 992px) {
    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

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

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 340px;
        height: 100vh;
        background: rgba(2, 8, 23, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 12px;
        transition: right 0.4s ease;
        border-left: 1px solid var(--color-border);
        overflow-y: auto;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 10px 24px;
    }

    .nav-cta {
        margin-right: 0;
        margin-top: 8px;
    }

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

    .hero-desc {
        font-size: 1rem;
        padding: 0 16px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .about,
    .services,
    .why-us,
    .areas,
    .faq,
    .contact {
        padding: 70px 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .contact-form {
        padding: 24px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .footer-brand p {
        max-width: 100%;
    }

    .footer-links a:hover,
    .footer-contact a:hover,
    .footer-services a:hover {
        padding-right: 0;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title-sub {
        font-size: 0.9rem;
    }

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

    .service-card {
        padding: 28px 20px;
    }

    .hero-stats {
        gap: 16px;
    }

    .stat-number {
        font-size: 1.4rem;
    }

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

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

    .whatsapp-float {
        width: 52px;
        height: 52px;
        bottom: 20px;
        left: 20px;
    }

    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
}

/* --- Body overlay when mobile menu is open --- */
body.menu-open {
    overflow: hidden;
}

body.menu-open::after {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}