/* ==========================================================================
   MultiCooll - Modern Light UI/UX Design System
   Theme: Fresh Ice, Bright White & Vibrant Ocean Blue
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Light & Fresh */
    --primary-dark: #0f172a;
    --primary-navy: #0a2540;
    --primary-blue: #0066cc;
    --accent-cyan: #0099e6;
    --accent-bright-cyan: #00b4d8;
    --accent-orange: #ff6b00;
    --accent-green: #25d366;

    /* Light Neutrals & Surfaces */
    --bg-main: #f8fafc;
    --bg-subtle: #edf4fa;
    --surface-card: #ffffff;
    --surface-card-hover: #ffffff;
    --glass-border: rgba(0, 102, 204, 0.12);
    --card-shadow: 0 10px 30px -5px rgba(0, 75, 135, 0.08);
    --card-shadow-hover: 0 20px 40px -10px rgba(0, 75, 135, 0.16);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;

    /* Text colors for light mode */
    --text-main: #334155;
    --text-muted: #64748b;
    --text-dark: #0f172a;
    --text-bright: #ffffff;

    /* Transitions & Radii */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-pill: 50px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Soft Accents */
body::before {
    content: '';
    position: fixed;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.12) 0%, rgba(248, 250, 252, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

ul {
    list-style: none;
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography Helpers */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-orange {
    background: linear-gradient(135deg, #ff8800 0%, var(--accent-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-pill);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-cyan) 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.45);
    color: #ffffff;
}

.btn-outline {
    background: #ffffff;
    color: var(--primary-blue);
    border: 2px solid rgba(0, 102, 204, 0.25);
}

.btn-outline:hover {
    border-color: var(--primary-blue);
    background: var(--bg-subtle);
    color: var(--primary-blue);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
    color: #ffffff;
}

.btn-sm {
    padding: 0.5rem 1.15rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.1rem 2.25rem;
    font-size: 1.1rem;
}

/* Glass & Light Card */
.glass-card {
    background: var(--surface-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition-normal);
}

.glass-card:hover {
    box-shadow: var(--card-shadow-hover);
    border-color: rgba(0, 102, 204, 0.3);
}

/* Section Styling */
.section {
    padding: 5rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3.5rem auto;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 1rem;
    background: rgba(0, 102, 204, 0.08);
    border: 1px solid rgba(0, 102, 204, 0.2);
    border-radius: var(--radius-pill);
    color: var(--primary-blue);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* TOP BAR */
.top-bar {
    background: var(--primary-navy);
    color: #ffffff;
    padding: 0.55rem 0;
    font-size: 0.875rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-info {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.top-info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e2e8f0;
}

.top-info-item i {
    color: var(--accent-bright-cyan);
}

.badge-24h {
    background: linear-gradient(135deg, var(--accent-orange) 0%, #ff0055 100%);
    color: #ffffff;
    font-weight: 700;
    padding: 0.15rem 0.6rem;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
}

/* HEADER & NAVBAR */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 102, 204, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: var(--transition-normal);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logo img {
    height: 52px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-dark);
    font-size: 1.5rem;
    cursor: pointer;
}

/* HERO SECTION */
.hero {
    padding: 5rem 0 4rem 0;
    background: linear-gradient(180deg, #eef7ff 0%, #f8fafc 100%);
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: rgba(0, 102, 204, 0.08);
    border: 1px solid rgba(0, 102, 204, 0.2);
    border-radius: var(--radius-pill);
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.25rem;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    color: var(--text-dark);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero-ctas {
    display: flex;
    gap: 1.25rem;
    align-items: center;
    margin-bottom: 3rem;
}

.hero-metrics {
    display: flex;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 102, 204, 0.12);
}

.metric-item h3 {
    font-size: 2.2rem;
    color: var(--primary-blue);
    font-weight: 800;
}

.metric-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Hero Visual / Card Showcase */
.hero-visual {
    position: relative;
}

.hero-card-main {
    padding: 1.5rem;
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 40px rgba(0, 75, 135, 0.12);
    border: 1px solid rgba(0, 102, 204, 0.12);
    text-align: center;
}

.hero-card-main img {
    border-radius: var(--radius-md);
    margin: 0 auto;
}

.hero-floating-badge {
    position: absolute;
    background: #ffffff;
    border: 1px solid rgba(0, 102, 204, 0.15);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.85rem;
    box-shadow: 0 10px 30px rgba(0, 75, 135, 0.15);
    z-index: 3;
    animation: float 4s ease-in-out infinite;
}

.badge-top-right {
    top: -20px;
    right: -20px;
}

.badge-bottom-left {
    bottom: -20px;
    left: -20px;
    animation-delay: 2s;
}

.floating-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.25rem;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ABOUT SECTION & TABS */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.tabs-header {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.75rem;
}

.tab-btn {
    padding: 0.65rem 1.25rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.tab-btn.active {
    background: rgba(0, 102, 204, 0.1);
    color: var(--primary-blue);
}

.tab-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: #ffffff;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 102, 204, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.feature-item i {
    color: var(--primary-blue);
    font-size: 1.1rem;
}

/* SERVICES SECTION */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #ffffff;
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 102, 204, 0.12);
    box-shadow: var(--card-shadow);
}

.service-card.featured {
    border-color: var(--primary-blue);
    background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 100%);
    box-shadow: 0 15px 35px rgba(0, 102, 204, 0.12);
}

.service-discount-tag {
    position: absolute;
    top: 1.25rem;
    right: -2.5rem;
    background: linear-gradient(135deg, var(--accent-orange) 0%, #ff0055 100%);
    color: #fff;
    font-weight: 800;
    font-size: 0.8rem;
    padding: 0.25rem 3rem;
    transform: rotate(45deg);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: rgba(0, 102, 204, 0.1);
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.service-price {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin: 1rem 0;
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.service-price span {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
    white-space: nowrap;
}

.service-bullets {
    margin-bottom: 2rem;
}

.service-bullets li {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.65rem;
    color: var(--text-main);
    font-size: 0.95rem;
}

.service-bullets li i {
    color: var(--primary-blue);
}

/* CALCULATOR SECTION */
.calc-card {
    padding: 3rem;
    background: #ffffff;
    border: 1px solid rgba(0, 102, 204, 0.2);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 75, 135, 0.1);
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-control,
.form-select {
    width: 100%;
    padding: 0.85rem 1.15rem;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    background: #ffffff;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.calc-result-box {
    background: linear-gradient(180deg, #f0f7ff 0%, #e6f2ff 100%);
    border: 2px dashed var(--primary-blue);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.calc-price-output {
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin: 1rem 0;
}

/* GALLERY SECTION */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.55rem 1.35rem;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-pill);
    color: var(--text-main);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-blue);
    color: #fff;
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.25);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 240px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 37, 64, 0) 0%, rgba(10, 37, 64, 0.85) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.25rem;
    opacity: 0;
    transition: var(--transition-fast);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* CLIENTS GRID */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 1.5rem;
    align-items: center;
}

.client-logo-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.client-logo-card img {
    max-height: 50px;
    filter: grayscale(80%) opacity(0.85);
    transition: var(--transition-fast);
}

.client-logo-card:hover img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.05);
}

/* CONTACT & FOOTER */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3rem;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    background: #ffffff;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(0, 102, 204, 0.1);
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.footer {
    background: var(--primary-navy);
    padding: 4rem 0 2rem 0;
    color: #94a3b8;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: var(--transition-bounce);
}

.whatsapp-float:hover {
    transform: scale(1.15) rotate(10deg);
    color: #fff;
}

/* Form Alert Styling */
.form-alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    margin-bottom: 1rem;
}

.form-alert.success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.form-alert.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* Responsive Media Queries */
@media (max-width: 992px) {

    .hero-grid,
    .about-grid,
    .calc-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: #ffffff;
        flex-direction: column;
        justify-content: center;
        transition: var(--transition-normal);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

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

    .nav-toggle {
        display: block;
    }

    .top-bar {
        display: none;
    }

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