:root {
    --primary-color: #030a16;
    --secondary-color: #0b1526;
    --accent-color: #d4af37;
    --accent-hover: #e8c44a;
    --accent-glow: rgba(212, 175, 55, 0.3);
    --text-light: #e6f1ff;
    --text-dark: #a8b2d1;
    --white: #ffffff;
    --bg-dark: #020813;
    --glass-bg: rgba(11, 21, 38, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --font-main: 'Outfit', sans-serif;
    --font-heading: 'Lexend', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.animate {
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

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

ul {
    list-style: none;
}

h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    font-weight: 700;
}

/* ========== Header & Navigation ========== */
.main-header {
    background-color: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    letter-spacing: 2px;
    white-space: nowrap;
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links li a {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-links li a:hover::after,
.nav-links li a.active::after {
    width: 100%;
}

.nav-links li a:hover,
.nav-links li a.active {
    color: var(--accent-color);
}

/* Mobile Toggle */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 28px;
    height: 2px;
    background-color: var(--white);
    transition: var(--transition);
    display: block;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ========== Hero Section ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(2, 12, 27, 0.7), rgba(2, 12, 27, 0.7)), url('../assets/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 25px;
    color: var(--white);
    letter-spacing: -2px;
}

.hero-content p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    color: var(--text-dark);
    max-width: 600px;
}

.hero-btns {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    border-radius: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    font-family: var(--font-main);
}

.btn:hover {
    background-color: rgba(212, 175, 55, 0.1);
    transform: translateY(-3px);
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* ========== Sections ========== */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--white);
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.section-title p {
    color: var(--text-dark);
}

/* ========== Services Grid (Home) ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.service-card {
    background: var(--glass-bg);
    padding: 40px 30px;
    border-radius: 16px;
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, var(--accent-glow), transparent 70%);
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
}

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

.service-card p {
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.7;
}

.link-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 600;
}

.link-btn i {
    font-size: 0.75rem;
    margin-bottom: 0;
    transition: var(--transition);
}

.link-btn:hover i {
    transform: translateX(5px);
}

/* ========== Brief About (Home) ========== */
.brief-about {
    background-color: var(--primary-color);
}

.brief-about .section-title p {
    max-width: 700px;
    margin: 20px auto 0;
    color: var(--text-dark);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* ========== CTA Section (Home) ========== */
.cta {
    background: linear-gradient(135deg, rgba(3, 10, 22, 0.95), rgba(11, 21, 38, 0.95));
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.cta-content h2 {
    font-size: 2.8rem;
    color: var(--white);
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 35px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========== Page Header (shared) ========== */
.page-header {
    padding: 140px 0 70px;
    text-align: center;
    background-color: var(--secondary-color);
}

.page-header h1 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 10px;
}

.page-header p {
    color: var(--text-dark);
    font-size: 1.1rem;
}

/* ========== Service Detail (services.php) ========== */
.service-detail {
    padding: 80px 0;
}

.bg-darker {
    background-color: #051124;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.category {
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    margin-bottom: 15px;
    display: block;
}

.service-info h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 20px;
}

.service-info p {
    color: var(--text-dark);
    margin-bottom: 25px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.check-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.check-list i {
    color: var(--accent-color);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.img-placeholder {
    background: var(--secondary-color) !important;
    height: 350px !important;
    border-radius: 16px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* ========== About Page ========== */
.about-vision {
    padding: 80px 0;
}

.vision-info h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 20px;
}

.vision-info p {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.vision-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--glass-bg);
    padding: 30px 20px;
    text-align: center;
    border-radius: 12px;
    border-bottom: 3px solid var(--accent-color);
    border-left: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-border);
}

.stat-card h3 {
    font-size: 2.2rem;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.stat-card p {
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}

.value-card {
    padding: 40px 25px;
    background: var(--glass-bg);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
}

.value-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
}

.value-card h3 {
    color: var(--white);
    margin-bottom: 12px;
}

.value-card p {
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== Contact Page ========== */
.contact-section {
    padding: 80px 0;
}

.contact-info h2 {
    font-size: 2.2rem;
    color: var(--white);
    margin-bottom: 10px;
}

.contact-info > p {
    color: var(--text-dark);
    margin-bottom: 35px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.contact-item {
    display: flex;
    gap: 18px;
    margin-bottom: 30px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--accent-color);
    background: var(--secondary-color);
    width: 50px;
    height: 50px;
    min-width: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h3 {
    color: var(--white);
    margin-bottom: 4px;
    font-size: 1rem;
}

.contact-item p {
    color: var(--text-dark);
    font-size: 0.9rem;
    line-height: 1.6;
}

.contact-form {
    background: var(--glass-bg);
    padding: 35px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.85rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--primary-color);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    color: var(--text-light);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* ========== Footer ========== */
.main-footer {
    background-color: var(--bg-dark);
    padding: 70px 0 20px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info p {
    margin: 15px 0;
    color: var(--text-dark);
    font-size: 0.9rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    font-size: 1.2rem;
    color: var(--text-dark);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.main-footer h3 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.main-footer ul li {
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.main-footer ul li i {
    margin-right: 8px;
    color: var(--accent-color);
    font-size: 0.8rem;
}

.main-footer ul li a {
    color: var(--text-dark);
}

.main-footer ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--glass-border);
    padding-top: 20px;
    color: var(--text-dark);
    font-size: 0.85rem;
}

/* ===========================================================
   RESPONSIVE BREAKPOINTS
   =========================================================== */

/* ===== Tablet Landscape (max-width: 1024px) ===== */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .grid-2 {
        gap: 35px;
    }

    .service-info h2 {
        font-size: 2rem;
    }

    .values-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

/* ===== Tablet Portrait (max-width: 768px) ===== */
@media (max-width: 768px) {
    .main-header {
        height: 65px;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background: rgba(2, 8, 19, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 35px;
        transition: var(--transition);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
        z-index: 999;
    }

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

    .nav-links li a {
        font-size: 1.1rem;
    }

    /* Hero */
    .hero {
        padding-top: 65px;
        min-height: 85vh;
    }

    .hero-content h1 {
        font-size: 2.8rem;
        letter-spacing: -1px;
    }

    .hero-content p {
        font-size: 1rem;
    }

    /* Sections */
    section {
        padding: 60px 0;
    }

    .section-title {
        margin-bottom: 40px;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    /* Services grid */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* 2-col grid → stacked */
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .grid-2.reverse .service-image {
        order: -1;
    }

    /* Page headers */
    .page-header {
        padding: 110px 0 50px;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .page-header p {
        font-size: 1rem;
    }

    /* Service detail */
    .service-detail {
        padding: 50px 0;
    }

    .service-info h2 {
        font-size: 1.8rem;
    }

    .img-placeholder {
        height: 250px !important;
    }

    /* About */
    .about-vision {
        padding: 50px 0;
    }

    .vision-info h2 {
        font-size: 2rem;
    }

    .vision-stats {
        grid-template-columns: 1fr 1fr;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .value-card {
        padding: 30px 20px;
    }

    /* Contact */
    .contact-section {
        padding: 50px 0;
    }

    .contact-info h2 {
        font-size: 1.8rem;
    }

    .contact-form {
        padding: 25px;
    }

    /* CTA */
    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-content p {
        font-size: 1rem;
    }

    /* Footer */
    .main-footer {
        padding: 50px 0 15px;
    }

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

    .social-links {
        justify-content: center;
    }

    .footer-bottom {
        font-size: 0.8rem;
    }
}

/* ===== Small Mobile (max-width: 480px) ===== */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        min-height: 80vh;
    }

    .hero-content h1 {
        font-size: 2rem;
        letter-spacing: -0.5px;
    }

    .hero-content p {
        font-size: 0.9rem;
        margin-bottom: 25px;
    }

    .hero-btns {
        flex-direction: column;
        gap: 12px;
    }

    .hero-btns .btn {
        width: 100%;
        text-align: center;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.8rem;
    }

    section {
        padding: 45px 0;
    }

    .section-title h2 {
        font-size: 1.6rem;
    }

    .section-title {
        margin-bottom: 30px;
    }

    /* Services */
    .service-card {
        padding: 30px 22px;
    }

    /* Page headers */
    .page-header {
        padding: 95px 0 35px;
    }

    .page-header h1 {
        font-size: 1.7rem;
    }

    .page-header p {
        font-size: 0.9rem;
    }

    /* Service detail */
    .service-detail {
        padding: 35px 0;
    }

    .service-info h2 {
        font-size: 1.5rem;
    }

    .service-info p {
        font-size: 0.95rem;
    }

    .img-placeholder {
        height: 200px !important;
    }

    /* About */
    .about-vision {
        padding: 35px 0;
    }

    .vision-info h2 {
        font-size: 1.6rem;
    }

    .vision-stats {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .stat-card {
        padding: 20px 15px;
    }

    .stat-card h3 {
        font-size: 1.8rem;
    }

    .stat-card p {
        font-size: 0.7rem;
    }

    /* Contact */
    .contact-section {
        padding: 35px 0;
    }

    .contact-info h2 {
        font-size: 1.5rem;
    }

    .contact-item {
        gap: 14px;
    }

    .contact-item i {
        width: 42px;
        height: 42px;
        min-width: 42px;
        font-size: 1rem;
    }

    .contact-form {
        padding: 20px 16px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 0.9rem;
    }

    /* CTA */
    .cta-content h2 {
        font-size: 1.5rem;
    }

    .cta-content p {
        font-size: 0.9rem;
        margin-bottom: 25px;
    }

    /* Footer */
    .main-footer {
        padding: 35px 0 12px;
    }

    .footer-grid {
        gap: 25px;
    }

    .main-footer h3 {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    .footer-bottom {
        font-size: 0.75rem;
    }
}