/* KB Construction & Logistics | Premium Architectural Framework
   Design System: Minimalist Industrial / Glassmorphism 2.0
   Fully Responsive with Video Hero & Fixed Mobile Menu
   File: style.css
*/

:root {
    --primary: #FFD700;       /* Construction Yellow */
    --primary-alt: #FFC000;
    --primary-glow: rgba(255, 215, 0, 0.25);
    --bg-black: #050505;      /* Pure OLED Black */
    --bg-deep: #050608;       /* Richer black for depth */
    --bg-surface: #0E1012;    /* Dark Steel */
    --bg-dark: #0A0C0E;       /* Alternative dark */
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-white: #FFFFFF;
    --text-dim: #94A3B8;
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 1. GLOBAL OVERHAUL */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--bg-black);
    color: var(--text-white);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

.section-padding {
    padding: 60px 0;
}

@media (min-width: 768px) {
    .section-padding {
        padding: 80px 0;
    }
}

@media (min-width: 1024px) {
    .section-padding {
        padding: 120px 0;
    }
}

.bg-dark {
    background: var(--bg-dark);
}

/* 2. TYPOGRAPHY */
h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.sub-title {
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 15px;
}

@media (min-width: 768px) {
    .sub-title {
        font-size: 0.75rem;
    }
}

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

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 60px;
    }
}

.section-header.center {
    text-align: center;
}

.section-header.split {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

@media (min-width: 768px) {
    .section-header.split {
        flex-direction: row;
        align-items: center;
    }
}

.section-header h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--text-white);
}

.text-white {
    color: var(--text-white);
}

/* 3. NAVIGATION: GLASSMORPHISM - FIXED MOBILE MENU */
.glass-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 2000;
    padding: 15px 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

@media (min-width: 768px) {
    .glass-header {
        padding: 20px 0;
    }
}

@media (min-width: 1024px) {
    .glass-header {
        padding: 30px 0;
    }
}

.glass-header.scrolled {
    padding: 10px 0;
    background: rgba(5, 5, 5, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
}

@media (min-width: 768px) {
    .glass-header.scrolled {
        padding: 15px 0;
    }
}

.nav-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

@media (min-width: 768px) {
    .nav-container {
        padding: 0 40px;
    }
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-white);
    z-index: 1001;
}

@media (min-width: 768px) {
    .brand-logo {
        gap: 12px;
    }
}

.logo-icon {
    width: 30px;
    height: 30px;
    background: var(--primary);
    clip-path: polygon(20% 0%, 100% 0%, 80% 100%, 0% 100%);
    position: relative;
}

@media (min-width: 768px) {
    .logo-icon {
        width: 35px;
        height: 35px;
    }
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -0.5px;
}

@media (min-width: 768px) {
    .logo-text {
        font-size: 1.4rem;
    }
}

.logo-text small {
    font-size: 0.6rem;
    font-weight: 400;
    color: var(--text-dim);
    margin-left: 3px;
    display: none;
}

@media (min-width: 480px) {
    .logo-text small {
        display: inline;
    }
}

/* Mobile Menu Toggle - FIXED */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-white);
    transition: var(--transition);
}

@media (min-width: 768px) {
    .menu-toggle span {
        width: 30px;
    }
}

@media (min-width: 992px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Navigation Menu - FIXED for mobile */
.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-black);
    backdrop-filter: blur(20px);
    list-style: none;
    padding: 100px 30px 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
    transition: 0.4s ease-in-out;
    border-left: 1px solid var(--glass-border);
    z-index: 1000;
    margin: 0;
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.5);
}

@media (min-width: 992px) {
    .nav-menu {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        backdrop-filter: none;
        padding: 0;
        flex-direction: row;
        gap: 20px;
        border-left: none;
        box-shadow: none;
    }
}

@media (min-width: 1200px) {
    .nav-menu {
        gap: 40px;
    }
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dim);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    display: block;
}

@media (min-width: 992px) {
    .nav-link {
        font-size: 0.85rem;
    }
}

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

.btn-cta {
    background: var(--primary);
    color: var(--bg-black);
    padding: 12px 20px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
    border: none;
}

@media (min-width: 992px) {
    .btn-cta {
        padding: 12px 24px;
    }
}

.btn-cta:hover {
    background: var(--text-white);
    transform: translateY(-2px);
}

/* 4. HERO WITH VIDEO BACKGROUND - FIXED */
.hero-immersive {
    min-height: 100vh;
    height: auto;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 20px 60px;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero-immersive {
        padding: 120px 5% 80px;
        min-height: 90vh;
    }
}

@media (min-width: 1024px) {
    .hero-immersive {
        min-height: 100vh;
        padding: 0 10%;
    }
}

/* Background Image - FIXED */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../assets/images/hero-bg-2.jpg') center/cover no-repeat;
    background-color: #0b1220;
    z-index: -2;
    filter: brightness(0.35) contrast(1.2);
}

@media (min-width: 768px) {
    .hero-bg {
        filter: brightness(0.4) contrast(1.2);
    }
}

.dynamic-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, #050505 5%, transparent 70%),
                radial-gradient(circle at center, transparent 0%, #050505 100%);
    z-index: -1;
}

@media (min-width: 768px) {
    .dynamic-overlay {
        background: linear-gradient(to right, #050505 15%, transparent 60%),
                    radial-gradient(circle at center, transparent 0%, #050505 100%);
    }
}

.hero-content-wrapper {
    max-width: 100%;
    z-index: 2;
    position: relative;
}

@media (max-width: 767px) {
    .hero-content-wrapper {
        padding: 0 18px;
        text-align: center;
    }
}

@media (min-width: 768px) {
    .hero-content-wrapper {
        max-width: 700px;
    }
}

.hero-badge {
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 6px 15px;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 20px;
    border-radius: 100px;
    backdrop-filter: blur(5px);
}

@media (min-width: 768px) {
    .hero-badge {
        padding: 8px 20px;
        font-size: 0.7rem;
        margin-bottom: 30px;
    }
}

.glitch-text {
    font-size: clamp(2rem, 8vw, 4rem);
    font-family: var(--font-heading);
    line-height: 0.95;
    margin-bottom: 20px;
    font-weight: 800;
}

@media (max-width: 767px) {
    .glitch-text {
        font-size: clamp(1.8rem, 7vw, 3.5rem);
        line-height: 1.05;
        word-break: break-word;
    }
}

@media (min-width: 768px) {
    .glitch-text {
        font-size: clamp(2.2rem, 6vw, 4.5rem);
        margin-bottom: 25px;
    }
}

.glitch-text span {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--primary);
    display: block;
}

@media (min-width: 768px) {
    .glitch-text span {
        -webkit-text-stroke: 2px var(--primary);
    }
}

.hero-subtitle {
    max-width: 100%;
    color: var(--text-dim);
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .hero-subtitle {
        max-width: 550px;
        font-size: 1.1rem;
        margin-bottom: 45px;
    }
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

@media (min-width: 480px) {
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* Page Hero for other pages */
.page-hero {
    padding-top: 80px;
}

/* 5. BUTTONS */
.btn-premium, .btn-glass, .btn-outline {
    padding: 15px 25px;
    font-size: 0.75rem;
    text-align: center;
}

@media (min-width: 768px) {
    .btn-premium, .btn-glass, .btn-outline {
        padding: 18px 40px;
        font-size: 0.8rem;
    }
}

.btn-premium {
    background: var(--primary);
    color: var(--bg-black);
    text-decoration: none;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: var(--transition);
    display: inline-block;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
    border: none;
    cursor: pointer;
    width: 100%;
}

@media (min-width: 480px) {
    .btn-premium {
        width: auto;
    }
}

.btn-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.4);
    background: var(--text-white);
}

.btn-glass {
    border: 1px solid var(--glass-border);
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    border-radius: 4px;
    display: inline-block;
    background: rgba(255, 255, 255, 0.02);
    width: 100%;
}

@media (min-width: 480px) {
    .btn-glass {
        width: auto;
    }
}

.btn-glass:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--primary);
}

.btn-outline {
    padding: 12px 20px;
    border: 1px solid var(--primary);
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    transition: var(--transition);
    border-radius: 4px;
    display: inline-block;
}

@media (min-width: 768px) {
    .btn-outline {
        padding: 12px 30px;
        font-size: 0.8rem;
    }
}

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

.link-arrow {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    transition: var(--transition);
}

@media (min-width: 768px) {
    .link-arrow {
        font-size: 0.9rem;
        margin-top: 20px;
    }
}

.link-arrow:hover {
    gap: 12px;
    color: var(--text-white);
}

/* 6. PARTNER TICKER - RESPONSIVE */
.partner-ticker {
    padding: 20px 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    overflow: hidden;
}

@media (min-width: 768px) {
    .partner-ticker {
        padding: 30px 0;
    }
}

.ticker-wrapper {
    width: 100%;
    overflow: hidden;
}

.ticker-content {
    display: flex;
    animation: ticker 20s linear infinite;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .ticker-content {
        animation: ticker 30s linear infinite;
    }
}

.ticker-content span {
    color: var(--text-dim);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0 20px;
    border-right: 1px solid var(--glass-border);
}

@media (min-width: 768px) {
    .ticker-content span {
        font-size: 1rem;
        letter-spacing: 2px;
        padding: 0 40px;
    }
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* 7. BENTO GRID - FULLY RESPONSIVE */
.bento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 640px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

.bento-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    backdrop-filter: blur(10px);
}

@media (min-width: 768px) {
    .bento-item {
        padding: 40px;
        border-radius: 24px;
    }
}

.glass-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
}

.large-card {
    grid-column: span 1;
}

@media (min-width: 640px) {
    .large-card {
        grid-column: span 2;
    }
}

.stat-card {
    text-align: center;
    justify-content: center;
    align-items: center;
}

.yellow-glow {
    background: rgba(255, 215, 0, 0.05);
    border-color: rgba(255, 215, 0, 0.2);
}

.dark-card {
    background: var(--bg-surface);
}

.bento-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--primary);
    transform: translateY(-5px);
}

@media (min-width: 768px) {
    .bento-item:hover {
        transform: translateY(-10px);
    }
}

.card-label {
    color: var(--primary);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 15px;
}

@media (min-width: 768px) {
    .card-label {
        font-size: 0.7rem;
        letter-spacing: 2px;
        margin-bottom: 20px;
    }
}

.bento-item h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    line-height: 1.2;
    margin-bottom: 15px;
    text-transform: none;
}

@media (min-width: 768px) {
    .bento-item h2 {
        font-size: 2rem;
        margin-bottom: 20px;
    }
}

@media (min-width: 1024px) {
    .bento-item h2 {
        font-size: 2.2rem;
    }
}

.bento-item p {
    color: var(--text-dim);
    font-size: 0.9rem;
    line-height: 1.5;
}

@media (min-width: 768px) {
    .bento-item p {
        font-size: 0.95rem;
        line-height: 1.6;
    }
}

.counter {
    font-size: 3rem;
    font-family: var(--font-heading);
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
    font-weight: 800;
}

@media (min-width: 768px) {
    .counter {
        font-size: 4rem;
        margin-bottom: 10px;
    }
}

@media (min-width: 1024px) {
    .counter {
        font-size: 4.5rem;
    }
}

/* 8. METHODOLOGY SECTION - RESPONSIVE */
.process-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 640px) {
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

.step {
    padding: 30px;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .step {
        padding: 40px;
    }
}

.step:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

@media (min-width: 768px) {
    .step:hover {
        transform: translateY(-10px);
    }
}

.step-num {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    color: rgba(255, 215, 0, 0.1);
    position: absolute;
    bottom: 10px;
    right: 15px;
    font-weight: 800;
    line-height: 1;
    z-index: 0;
}

@media (min-width: 768px) {
    .step-num {
        font-size: 5rem;
        bottom: 10px;
        right: 20px;
    }
}

.step h4 {
    color: var(--primary);
    margin-bottom: 12px;
    font-size: 1.2rem;
    font-family: var(--font-heading);
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .step h4 {
        margin-bottom: 15px;
        font-size: 1.4rem;
    }
}

.step p {
    color: var(--text-dim);
    position: relative;
    z-index: 1;
    font-size: 0.9rem;
}

@media (min-width: 768px) {
    .step p {
        font-size: 1rem;
    }
}

/* 9. SERVICES GRID - RESPONSIVE */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

.premium-card {
    background: var(--bg-surface);
    padding: 30px;
    border-radius: 2px;
    border-bottom: 4px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .premium-card {
        padding: 50px 30px;
    }
}

@media (min-width: 1024px) {
    .premium-card {
        padding: 60px 40px;
    }
}

.premium-card.active, 
.premium-card:hover {
    border-bottom-color: var(--primary);
    transform: scale(1.02);
    background: var(--bg-deep);
}

.card-icon i {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 20px;
    opacity: 0.9;
    display: inline-block;
}

@media (min-width: 768px) {
    .card-icon i {
        font-size: 2.5rem;
        margin-bottom: 25px;
    }
}

@media (min-width: 1024px) {
    .card-icon i {
        font-size: 3rem;
        margin-bottom: 30px;
    }
}

.premium-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--text-white);
}

@media (min-width: 768px) {
    .premium-card h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
}

@media (min-width: 1024px) {
    .premium-card h3 {
        font-size: 1.4rem;
    }
}

.premium-card p {
    color: var(--text-dim);
    font-size: 0.85rem;
    line-height: 1.5;
}

@media (min-width: 768px) {
    .premium-card p {
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

@media (min-width: 1024px) {
    .premium-card p {
        font-size: 0.95rem;
    }
}

/* 10. PROJECT SHOWCASE - RESPONSIVE */
.project-showcase {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

@media (min-width: 768px) {
    .project-showcase {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (min-width: 992px) {
    .project-showcase {
        grid-template-columns: 1.5fr 1fr;
    }
}

.project-box {
    position: relative;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
}

@media (min-width: 640px) {
    .project-box {
        height: 350px;
    }
}

@media (min-width: 768px) {
    .project-box {
        height: 400px;
    }
}

@media (min-width: 992px) {
    .project-box {
        height: 450px;
    }
}

@media (min-width: 1200px) {
    .project-box {
        height: 500px;
    }
}

.project-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    filter: grayscale(30%) contrast(1.1);
}

.box-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, #050505 0%, transparent 70%);
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0.9;
    transition: var(--transition);
}

@media (min-width: 768px) {
    .box-overlay {
        padding: 40px;
        opacity: 0.8;
    }
}

.project-box:hover img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

@media (min-width: 768px) {
    .project-box:hover img {
        transform: scale(1.1);
    }
}

.project-box:hover .box-overlay {
    opacity: 1;
    background: linear-gradient(to top, #050505 0%, transparent 60%);
}

.box-overlay h4 {
    font-size: 1.3rem;
    margin-bottom: 3px;
    color: var(--text-white);
}

@media (min-width: 768px) {
    .box-overlay h4 {
        font-size: 1.8rem;
        margin-bottom: 5px;
    }
}

.box-overlay span {
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
}

@media (min-width: 768px) {
    .box-overlay span {
        font-size: 0.9rem;
    }
}

/* 11. CTA BANNER - RESPONSIVE */
.cta-banner {
    padding: 40px 0;
}

@media (min-width: 768px) {
    .cta-banner {
        padding: 60px 0;
    }
}

@media (min-width: 1024px) {
    .cta-banner {
        padding: 80px 0;
    }
}

.glass-cta {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 25px;
}

@media (min-width: 640px) {
    .glass-cta {
        padding: 40px;
    }
}

@media (min-width: 768px) {
    .glass-cta {
        flex-direction: row;
        padding: 50px;
        gap: 40px;
    }
}

@media (min-width: 1024px) {
    .glass-cta {
        padding: 60px;
        border-radius: 24px;
    }
}

.cta-text h2 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--text-white);
    text-align: center;
}

@media (min-width: 768px) {
    .cta-text h2 {
        font-size: 2.2rem;
        margin-bottom: 15px;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .cta-text h2 {
        font-size: 2.5rem;
    }
}

.cta-text p {
    color: var(--text-dim);
    font-size: 0.95rem;
    text-align: center;
}

@media (min-width: 768px) {
    .cta-text p {
        font-size: 1rem;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .cta-text p {
        font-size: 1.1rem;
    }
}

.cta-btn .btn-premium {
    width: 100%;
    padding: 15px 30px;
}

@media (min-width: 640px) {
    .cta-btn .btn-premium {
        width: auto;
        padding: 18px 40px;
    }
}

@media (min-width: 768px) {
    .cta-btn .btn-premium {
        padding: 18px 50px;
        font-size: 0.9rem;
    }
}

/* 12. FOOTER - FULLY RESPONSIVE */
.footer-premium {
    background: #000;
    border-top: 1px solid var(--glass-border);
    padding: 50px 0 20px;
}

@media (min-width: 768px) {
    .footer-premium {
        padding: 60px 0 25px;
    }
}

@media (min-width: 1024px) {
    .footer-premium {
        padding: 80px 0 30px;
    }
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

@media (min-width: 640px) {
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (min-width: 992px) {
    .footer-top {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: 50px;
        margin-bottom: 60px;
    }
}

@media (min-width: 1200px) {
    .footer-top {
        gap: 60px;
    }
}

.footer-brand .logo-text {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 15px;
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 800;
}

@media (min-width: 768px) {
    .footer-brand .logo-text {
        font-size: 2.5rem;
        margin-bottom: 18px;
    }
}

@media (min-width: 1024px) {
    .footer-brand .logo-text {
        font-size: 3rem;
        margin-bottom: 20px;
    }
}

.footer-brand p {
    color: var(--text-dim);
    margin-bottom: 20px;
    line-height: 1.5;
    max-width: 100%;
    font-size: 0.9rem;
}

@media (min-width: 768px) {
    .footer-brand p {
        margin-bottom: 25px;
        line-height: 1.6;
        font-size: 0.95rem;
    }
}

@media (min-width: 1024px) {
    .footer-brand p {
        max-width: 300px;
    }
}

.social-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

@media (min-width: 768px) {
    .social-links {
        gap: 15px;
    }
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-dim);
    transition: var(--transition);
    text-decoration: none;
}

@media (min-width: 768px) {
    .social-links a {
        width: 40px;
        height: 40px;
    }
}

.social-links a:hover {
    background: var(--primary);
    color: var(--bg-black);
    transform: translateY(-3px);
}

@media (min-width: 768px) {
    .social-links a:hover {
        transform: translateY(-5px);
    }
}

.footer-nav h4 {
    color: var(--text-white);
    margin-bottom: 20px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

@media (min-width: 768px) {
    .footer-nav h4 {
        margin-bottom: 25px;
        font-size: 0.85rem;
        letter-spacing: 2px;
    }
}

@media (min-width: 1024px) {
    .footer-nav h4 {
        margin-bottom: 30px;
        font-size: 0.9rem;
    }
}

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

.footer-nav li {
    margin-bottom: 12px;
}

@media (min-width: 768px) {
    .footer-nav li {
        margin-bottom: 15px;
    }
}

.footer-nav a {
    text-decoration: none;
    color: var(--text-dim);
    transition: var(--transition);
    font-size: 0.85rem;
}

@media (min-width: 768px) {
    .footer-nav a {
        font-size: 0.9rem;
    }
}

@media (min-width: 1024px) {
    .footer-nav a {
        font-size: 0.95rem;
    }
}

.footer-nav a:hover {
    color: var(--primary);
    padding-left: 5px;
}

@media (min-width: 768px) {
    .footer-nav a:hover {
        padding-left: 8px;
    }
}

.footer-contact p {
    color: var(--text-dim);
    margin-bottom: 8px;
    font-size: 0.85rem;
    line-height: 1.5;
}

@media (min-width: 768px) {
    .footer-contact p {
        margin-bottom: 10px;
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

@media (min-width: 1024px) {
    .footer-contact p {
        font-size: 0.95rem;
    }
}

.footer-contact .contact-highlight {
    color: var(--primary);
    font-weight: 700;
    font-size: 1rem;
    margin: 10px 0 3px;
}

@media (min-width: 768px) {
    .footer-contact .contact-highlight {
        font-size: 1.1rem;
        margin: 12px 0 5px;
    }
}

@media (min-width: 1024px) {
    .footer-contact .contact-highlight {
        font-size: 1.2rem;
        margin: 15px 0 5px;
    }
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        gap: 20px;
    }
}

@media (min-width: 768px) {
    .footer-bottom {
        padding-top: 30px;
    }
}

.bottom-legal p {
    color: var(--text-dim);
    font-size: 0.75rem;
    text-align: center;
}

@media (min-width: 768px) {
    .bottom-legal p {
        font-size: 0.8rem;
    }
}

@media (min-width: 1024px) {
    .bottom-legal p {
        font-size: 0.85rem;
    }
}

.bottom-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

@media (min-width: 768px) {
    .bottom-links {
        gap: 30px;
    }
}

.bottom-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.75rem;
    transition: var(--transition);
}

@media (min-width: 768px) {
    .bottom-links a {
        font-size: 0.8rem;
    }
}

@media (min-width: 1024px) {
    .bottom-links a {
        font-size: 0.85rem;
    }
}

.bottom-links a:hover {
    color: var(--primary);
}

/* 13. ANIMATIONS */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

main > section {
    animation: fadeInUp 0.8s ease forwards;
}

/* Utility classes */
.text-primary {
    color: var(--primary);
}

.bg-surface {
    background: var(--bg-surface);
}

/* Mobile menu overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 992px) {
    .menu-overlay {
        display: none;
    }
}