/* ===== Transzing Inc. - Premium Corporate Theme ===== */

:root {
    --navy: #0a1628;
    --navy-light: #162a4a;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --grey-light: #f4f4f4;
    --grey: #6c757d;
    --charcoal: #2d3436;
    --gold: #c9a962;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    line-height: 1.7;
    color: var(--charcoal);
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.3;
}

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

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--white);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 50px;
    filter: brightness(0) invert(1);
    transition: var(--transition);
}

.navbar.scrolled .logo-img {
    filter: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: var(--transition);
}

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

.navbar.scrolled .nav-links a {
    color: var(--charcoal);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

.navbar.scrolled .nav-toggle span {
    background: var(--charcoal);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.7) 0%, rgba(22, 42, 74, 0.5) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    color: var(--white);
    letter-spacing: 8px;
    margin-bottom: 24px;
    text-shadow: 2px 2px 20px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.9);
    font-weight: 300;
    margin-bottom: 40px;
    letter-spacing: 2px;
}

.btn-outline {
    display: inline-block;
    padding: 16px 40px;
    border: 1px solid var(--white);
    color: var(--white);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--transition);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--navy);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: 20px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 20px; }
}

/* ===== Philosophy Section ===== */
.philosophy {
    padding: 120px 0;
    background: var(--white);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--navy);
    margin-bottom: 32px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--gold);
    margin-top: 20px;
}

.text-center .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.philosophy-quote {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-style: italic;
    color: var(--charcoal);
    border-left: 3px solid var(--gold);
    padding-left: 24px;
    margin-bottom: 24px;
}

.philosophy-quote em {
    color: var(--navy);
}

.philosophy-text {
    text-align: justify;
    font-size: 1.1rem;
    color: var(--grey);
    line-height: 1.9;
}

.philosophy-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.1);
    transition: var(--transition);
}

.philosophy-image:hover img {
    filter: grayscale(0%);
}

/* ===== Services Section ===== */
.services {
    padding: 120px 0;
    background: var(--off-white);
}

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

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.card-image {
    height: 280px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 32px;
}

.card-content h3 {
    font-size: 1.5rem;
    color: var(--navy);
    margin-bottom: 16px;
}

.card-content p {
    color: var(--grey);
    font-size: 0.95rem;
}

/* ===== Trust Bar ===== */
.trust-bar {
    padding: 80px 0;
    background: var(--grey-light);
    text-align: center;
}

.trust-vision {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-style: italic;
    color: var(--navy);
    margin-bottom: 32px;
}

.trust-values {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-values span {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--charcoal);
}

.trust-values .separator {
    color: var(--gold);
}

/* ===== Footer ===== */
.footer {
    background: var(--navy);
    padding: 80px 0 40px;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr;
    gap: 60px;
}

.footer-logo {
    filter: brightness(0) invert(1);
    height: 40px;
    margin-bottom: 20px;
}

.copyright {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

.footer h4 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 24px;
    font-family: 'Montserrat', sans-serif;
}

.footer address {
    font-style: normal;
    line-height: 2;
}

.footer a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-links ul {
    list-style: none;
    line-height: 2.5;
}

.social-links {
    margin-top: 24px;
    display: flex;
    gap: 16px;
}

.social-links a {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.social-links a:hover {
    border-color: var(--gold);
    background: var(--gold);
    color: var(--navy);
}

.footer-credits {
    text-align: center;
    margin-top: 60px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-credits p {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
}

.footer-credits a {
    color: rgba(255,255,255,0.6);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .philosophy-grid {
        gap: 40px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--navy);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        transition: var(--transition);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        color: var(--white) !important;
        font-size: 18px;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-image {
        order: -1;
    }
    
    .philosophy-image img {
        height: 300px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}