/* ============================================================
   AURASYIA Oil & Gas — Premium Corporate Website Stylesheet
   Basra Oil Tank Farm & Loading Terminals
   ============================================================ */

/* ----- Google Fonts ----- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700;800;900&display=swap');

/* ----- CSS Custom Properties ----- */
:root {
    --color-navy-darkest: #0a1628;
    --color-navy-dark: #0d1b2a;
    --color-navy: #1a1a2e;
    --color-navy-mid: #16213e;
    --color-navy-light: #1a3a6a;
    --color-gold: #c9a84c;
    --color-gold-light: #d4b85e;
    --color-gold-dark: #b8963e;
    --color-white: #ffffff;
    --color-off-white: #f8f9fa;
    --color-light-gray: #f0f2f5;
    --color-mid-gray: #6c757d;
    --color-dark-gray: #333333;
    --color-text: #444444;
    --color-text-light: rgba(255, 255, 255, 0.85);
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.18);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.22);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --container-max: 1200px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-navy);
    margin-bottom: 0.5em;
}

h1 { font-size: 3rem; letter-spacing: -0.02em; }
h2 { font-size: 2.25rem; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1em;
    line-height: 1.7;
}

strong {
    font-weight: 700;
}

/* ============================================================
   LAYOUT — Container
   ============================================================ */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

/* Header Top Bar — dark navy with logo + contact */
.header-top {
    background-color: var(--color-navy-darkest);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.header-logo a {
    display: flex;
    align-items: center;
}

.header-logo a {
    display: flex;
    align-items: center;
}

.header-logo img {
    height: 46px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.header-logo img:hover {
    opacity: 0.9;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 28px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color var(--transition-fast);
}

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

.contact-icon {
    font-size: 1rem;
    color: var(--color-gold);
}

/* Main Navigation Bar — slightly lighter navy below header */
.main-nav {
    background-color: rgba(13, 27, 42, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.main-nav .container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: 16px 22px;
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: color var(--transition-fast), background-color var(--transition-fast);
    position: relative;
}

.nav-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-gold);
    transition: width var(--transition-base), left var(--transition-base);
}

.nav-menu > li > a:hover::after,
.nav-menu > li > a.active::after {
    width: 100%;
    left: 0;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: var(--color-white);
}

/* Dropdown */
.has-dropdown > a {
    padding-right: 32px !important;
}

.has-dropdown > a::before {
    content: '';
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    transition: transform var(--transition-fast);
}

.has-dropdown:hover > a::before {
    transform: translateY(-50%) rotate(180deg);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--color-navy-mid);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
    padding: 8px 0;
    z-index: 1010;
    border-top: 2px solid var(--color-gold);
}

.has-dropdown:hover > .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li a {
    display: block;
    padding: 10px 24px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.85rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: background-color var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
}

.dropdown li a:hover {
    background-color: rgba(255, 255, 255, 0.06);
    color: var(--color-gold);
    padding-left: 30px;
}

/* Hamburger Button */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    cursor: pointer;
    padding: 8px;
    border: none;
    background: none;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
}

.hamburger:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    margin: 3px 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
    border-radius: 1px;
}

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

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

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

/* ============================================================
   HERO SECTION
   ============================================================ */

.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    /* account for fixed header: top bar (70) + nav (~52) */
    padding-top: 122px;
}

/* Hero background video */
.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(10, 22, 40, 0.65) 0%,
        rgba(10, 22, 40, 0.45) 40%,
        rgba(10, 22, 40, 0.7) 100%
    );
    z-index: 1;
}

/* Inline project video */
.project-video {
    width: 100%;
    max-width: 900px;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 40px 24px;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
    letter-spacing: 0.02em;
    line-height: 1.15;
}

.hero-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    font-weight: 300;
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
    display: inline-block;
    padding: 15px 40px;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    line-height: 1.4;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-navy-darkest);
    border-color: var(--color-gold);
}

.btn-primary:hover {
    background-color: var(--color-gold-dark);
    border-color: var(--color-gold-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(201, 168, 76, 0.4);
}

/* ============================================================
   FEATURE CARDS SECTION
   ============================================================ */

.feature-cards {
    padding: 0;
    margin-top: -60px;
    position: relative;
    z-index: 3;
    margin-bottom: 0;
}

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

.card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--color-gold);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.03) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

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

.card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--color-navy);
    margin-bottom: 0.75rem;
    position: relative;
}

.card p {
    font-size: 0.95rem;
    color: var(--color-mid-gray);
    line-height: 1.7;
    margin-bottom: 1rem;
    position: relative;
}

.card img {
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.card-link {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color var(--transition-fast), letter-spacing var(--transition-fast);
    position: relative;
}

.card-link:hover {
    color: var(--color-gold-dark);
    letter-spacing: 0.1em;
}

/* ============================================================
   PARTNER LOGOS SECTION
   ============================================================ */

.partner-logos {
    padding: 80px 0;
    background-color: var(--color-off-white);
    text-align: center;
}

.partner-logos h2 {
    font-family: var(--font-heading);
    margin-bottom: 3rem;
    color: var(--color-navy);
    position: relative;
    display: inline-block;
}

.partner-logos h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

.logos-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 50px;
    padding: 20px 0;
}

.logo-item {
    text-align: center;
    transition: transform var(--transition-base);
}

.logo-item:hover {
    transform: scale(1.05);
}

.logo-item img {
    height: 80px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    margin: 0 auto 12px;
    filter: grayscale(30%);
    transition: filter var(--transition-base), transform var(--transition-base);
}

.logo-item:hover img {
    filter: grayscale(0%);
}

.logo-item a {
    display: block;
}

.logo-item p {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-mid-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0;
}

/* ============================================================
   OUR GOAL SECTION
   ============================================================ */

.our-goal {
    padding: 80px 0;
    background-color: var(--color-navy);
    color: var(--color-white);
    text-align: center;
}

.our-goal h2 {
    font-family: var(--font-heading);
    color: var(--color-white);
    margin-bottom: 1.25rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.our-goal p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.goal-list {
    text-align: left;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    display: grid;
    gap: 4px;
}

.goal-list li {
    padding: 12px 20px 12px 36px;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    line-height: 1.6;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: background-color var(--transition-fast);
}

.goal-list li:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.goal-list li::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 18px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-gold);
}

.our-goal .btn {
    margin-top: 1rem;
}

/* ============================================================
   PARTNERS DETAIL SECTION
   ============================================================ */

.partners-detail {
    padding: 80px 0;
    background-color: var(--color-white);
}

.partners-detail h2 {
    font-family: var(--font-heading);
    color: var(--color-navy);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.partners-detail h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

.partners-detail > .container > p {
    font-size: 1.05rem;
    color: var(--color-text);
    line-height: 1.8;
    max-width: 900px;
    margin-bottom: 2rem;
}

.partners-info {
    display: grid;
    gap: 16px;
    margin-top: 2rem;
}

.partner-role {
    padding: 20px 28px;
    background-color: var(--color-off-white);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-gold);
    font-size: 0.95rem;
    line-height: 1.6;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.partner-role:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.partner-role strong {
    color: var(--color-navy);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ============================================================
   PROJECT INTRO SECTION
   ============================================================ */

.project-intro {
    padding: 80px 0;
    background-color: var(--color-off-white);
}

.project-intro h2 {
    font-family: var(--font-heading);
    color: var(--color-navy);
    margin-bottom: 1.5rem;
}

.project-intro p {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    max-width: 950px;
}

.project-intro .btn {
    margin-top: 1rem;
}

/* ============================================================
   CEO SECTION
   ============================================================ */

.ceo-section {
    padding: 100px 0;
    background-color: var(--color-navy-dark);
    color: var(--color-white);
}

.ceo-section h2 {
    font-family: var(--font-heading);
    color: var(--color-white);
    text-align: center;
    margin-bottom: 0.5rem;
}

.ceo-subheading {
    font-family: var(--font-body);
    font-size: 1.1rem !important;
    font-weight: 400;
    font-style: italic;
    color: var(--color-gold) !important;
    text-align: center;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.ceo-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 50px;
    align-items: start;
    margin-bottom: 2.5rem;
}

.ceo-photo {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    position: relative;
}

.ceo-photo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-gold), transparent);
}

.ceo-photo img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.ceo-quote {
    position: relative;
    padding-left: 24px;
    border-left: 3px solid rgba(201, 168, 76, 0.3);
}

.ceo-quote p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.975rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.ceo-signature {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ceo-signature strong {
    font-size: 1.1rem;
    color: var(--color-gold);
    display: block;
    margin-bottom: 2px;
}

.ceo-section .btn {
    display: block;
    text-align: center;
    max-width: 220px;
    margin: 0 auto;
}

/* ============================================================
   CTA SECTION
   ============================================================ */

.cta-section {
    position: relative;
    text-align: center;
    padding: 80px 24px;
    background: linear-gradient(135deg, var(--color-navy-light) 0%, var(--color-navy-mid) 100%);
    color: var(--color-white);
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section h2 {
    font-family: var(--font-heading);
    color: var(--color-white);
    margin-bottom: 1.25rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-section p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    position: relative;
}

.cta-section .btn {
    position: relative;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
    background-color: var(--color-navy-darkest);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 60px;
    padding-bottom: 40px;
}

.footer-logo {
    text-align: center;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.footer-logo img {
    height: 46px;
    width: auto;
    margin: 0 auto;
    opacity: 0.85;
}

.footer-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--color-gold);
    padding-left: 6px;
}

/* ============================================================
   SECTION PADDING & BACKGROUNDS
   ============================================================ */

.section-padding {
    padding-top: 80px;
    padding-bottom: 80px;
}

.section-dark {
    background-color: var(--color-navy-dark);
    color: var(--color-text-light);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--color-white);
}

.section-light {
    background-color: var(--color-off-white);
}

.section-white {
    background-color: var(--color-white);
}

/* ============================================================
   LEAD TEXT (project-highlights)
   ============================================================ */

.lead-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-text);
    font-weight: 300;
}

/* ============================================================
   IMAGE GALLERY GRID (project-highlights)
   ============================================================ */

.image-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.image-gallery-grid img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.image-gallery-grid img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

/* ============================================================
   ABOUT AURASYIA SECTION
   ============================================================ */

.about-aurasyia {
    padding: 80px 0;
    background-color: var(--color-white);
}

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

.about-heading h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-navy);
    position: relative;
    display: inline-block;
}

.about-heading h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

.about-text p {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

/* ============================================================
   MEETING GALLERY (about page)
   ============================================================ */

.meeting-gallery {
    padding: 80px 0;
    background-color: var(--color-off-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    cursor: pointer;
}

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

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

/* ============================================================
   COSTS TABLE (facts-figures)
   ============================================================ */

.costs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 2rem;
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.costs-table thead tr {
    background: var(--color-navy);
    color: var(--color-white);
}

.costs-table th {
    padding: 1rem 1.5rem;
    text-align: left;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.costs-table td {
    padding: 0.85rem 1.5rem;
    font-size: 0.95rem;
    border-bottom: 1px solid #eee;
}

.costs-table tbody tr {
    transition: background-color var(--transition-fast);
}

.costs-table tbody tr:hover {
    background-color: rgba(201, 168, 76, 0.05);
}

.costs-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}

.costs-table tbody tr:nth-child(even):hover {
    background-color: rgba(201, 168, 76, 0.08);
}

/* ============================================================
   CERTIFICATIONS PAGE (cert-grid, cert-item, lightbox)
   ============================================================ */

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.cert-item img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.cert-item img:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

/* Lightbox */
.lightbox-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.lightbox-overlay.active {
    display: flex;
}

.lightbox-overlay img {
    max-width: 90%;
    max-height: 90vh;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: fixed;
    top: 20px;
    right: 30px;
    color: var(--color-white);
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
    line-height: 1;
    transition: color var(--transition-fast);
}

.lightbox-close:hover {
    color: var(--color-gold);
}

/* ============================================================
   CONTACT PAGE — Contact Leads, Office, Form
   ============================================================ */

.contact-leads {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 40px 0;
}

.contact-lead {
    background: var(--color-off-white);
    padding: 32px;
    border-radius: var(--radius-md);
    border-top: 4px solid var(--color-gold);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-lead:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-lead h3 {
    margin-top: 0;
    color: var(--color-navy);
    font-family: var(--font-heading);
    font-size: 1.3rem;
}

.contact-lead .lead-title {
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: 15px;
    display: block;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-lead p {
    margin: 8px 0;
    color: var(--color-dark-gray);
    font-size: 0.95rem;
}

.contact-lead a {
    color: var(--color-navy);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.office-locations {
    text-align: center;
    margin: 40px 0;
    padding: 36px;
    background: var(--color-navy);
    color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.office-locations h3 {
    font-family: var(--font-heading);
    color: var(--color-gold);
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.office-locations p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0;
    letter-spacing: 0.02em;
}

/* Contact Form Section */
.contact-form-section {
    padding: 80px 0;
    background: var(--color-light-gray);
}

.contact-form-section h2 {
    font-family: var(--font-heading);
    text-align: center;
    margin-bottom: 10px;
    color: var(--color-navy);
}

.contact-form-section .form-subtitle {
    text-align: center;
    color: var(--color-mid-gray);
    margin-bottom: 40px;
    font-size: 1rem;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #d0d0d0;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font-body);
    box-sizing: border-box;
    background: var(--color-white);
    color: var(--color-dark-gray);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #999;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

.contact-form .full-width {
    grid-column: 1 / -1;
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form button {
    grid-column: 1 / -1;
    padding: 16px 40px;
    background: var(--color-gold);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-form button:hover {
    background: var(--color-gold-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(201, 168, 76, 0.4);
}

/* ============================================================
   RESPONSIVE — TABLET (max-width: 1024px)
   ============================================================ */

@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.875rem; }
    h3 { font-size: 1.375rem; }

    .hero-content h1 { font-size: 2.75rem; }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .ceo-content {
        grid-template-columns: 260px 1fr;
        gap: 36px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .cert-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-columns {
        gap: 30px;
    }

    .nav-menu > li > a {
        padding: 14px 16px;
        font-size: 0.82rem;
    }
}

/* ============================================================
   RESPONSIVE — MOBILE (max-width: 768px)
   ============================================================ */

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.625rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.125rem; }

    /* Header mobile */
    .header-top .container {
        height: 60px;
    }

    .header-logo img {
        height: 36px;
    }

    .header-contact {
        display: none;
    }

    /* Navigation mobile */
    .hamburger {
        display: flex;
    }

    .main-nav .container {
        justify-content: center;
    }

    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background-color: var(--color-navy-dark);
        flex-direction: column;
        padding: 20px;
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: 999;
        gap: 0;
        align-items: stretch;
    }

    .nav-menu.open {
        transform: translateX(0);
    }

    .nav-menu > li > a {
        padding: 16px 20px;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        border-radius: 0;
    }

    .nav-menu > li > a::after {
        display: none;
    }

    /* Mobile dropdown */
    .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: rgba(0, 0, 0, 0.15);
        border-radius: 0;
        border-top: none;
        padding: 0;
    }

    .dropdown li a {
        padding-left: 40px;
    }

    .has-dropdown > a::before {
        display: none;
    }

    /* Hero mobile */
    .hero {
        min-height: 65vh;
        padding-top: 100px;
    }

    .hero-content h1 {
        font-size: 2rem;
        letter-spacing: 0;
    }

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

    /* Feature cards */
    .feature-cards {
        margin-top: -40px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* CEO section */
    .ceo-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .ceo-photo {
        max-width: 280px;
        margin: 0 auto;
    }

    .ceo-quote {
        padding-left: 0;
        border-left: none;
        text-align: left;
    }

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

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .image-gallery-grid {
        grid-template-columns: 1fr;
    }

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

    /* Logos */
    .logos-grid {
        gap: 30px;
    }

    .logo-item img {
        height: 60px;
    }

    /* Contact page */
    .contact-leads {
        grid-template-columns: 1fr;
    }

    .contact-form {
        grid-template-columns: 1fr;
    }

    /* Cert grid */
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Sections */
    .section-padding {
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .partner-logos,
    .our-goal,
    .partners-detail,
    .project-intro,
    .ceo-section,
    .about-aurasyia,
    .meeting-gallery,
    .contact-form-section {
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .cta-section {
        padding: 50px 20px;
    }

    /* Buttons */
    .btn {
        padding: 13px 32px;
    }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (max-width: 480px)
   ============================================================ */

@media (max-width: 480px) {
    h1 { font-size: 1.625rem; }
    h2 { font-size: 1.375rem; }

    .hero-content h1 {
        font-size: 1.75rem;
    }

    .container {
        padding-left: 16px;
        padding-right: 16px;
    }

    .btn {
        padding: 12px 28px;
        font-size: 0.8125rem;
    }

    .logo-item img {
        height: 50px;
    }

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

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

/* ============================================================
   PRINT STYLES
   ============================================================ */

@media print {
    .site-header,
    .hamburger,
    .cta-section {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }

    .hero {
        min-height: auto;
        padding: 40px 20px;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
}