/* ============================
   RESET & BASE
   ============================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    color: #1d1d1f;
    background: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ============================
   COLORS
   ============================ */
:root {
    --gold: #C9A94E;
    --gold-dark: #A8882E;
    --gold-light: #E8D5A3;
    --gold-bg: #FBF7EF;
    --gold-gradient: linear-gradient(135deg, #C9A94E, #D4AF37);
    --dark: #1d1d1f;
    --dark-2: #2d2d2f;
    --gray: #86868b;
    --gray-light: #f5f5f7;
    --white: #fff;
    --shadow: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.10);
    --radius: 16px;
}

/* ============================
   UTILITY
   ============================ */
.gold {
    color: var(--gold);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================
   HEADER
   ============================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: transparent;
    transition: background 0.35s, box-shadow 0.35s;
}

header.scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo img {
    height: 36px;
    width: auto;
    filter: brightness(1);
    transition: filter 0.3s;
}

header.scrolled .logo img {
    filter: brightness(1);
}

nav {
    display: flex;
    gap: 36px;
}

nav a {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.3px;
    transition: color 0.25s;
    position: relative;
    padding: 4px 0;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.3s;
}

nav a:hover {
    color: #fff;
}

nav a:hover::after {
    width: 100%;
}

header.scrolled nav a {
    color: var(--dark);
}

header.scrolled nav a:hover {
    color: var(--gold);
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
}

header.scrolled .menu-toggle span {
    background: var(--dark);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================
   HERO
   ============================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../images/hero-bg.jpg') center center / cover no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.45) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
    padding: 120px 24px 80px;
}

.hero-logo {
    margin-bottom: 28px;
    display: flex;
    justify-content: center;
}

.hero-logo img {
    width: 380px;
    max-width: 85vw;
    height: auto;
    filter: brightness(1.15);
}

.hero h1 {
    font-size: 60px;
    font-weight: 700;
    letter-spacing: -1.5px;
    line-height: 1.08;
    color: #fff;
    margin-bottom: 20px;
}

.hero h1 .gold {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: 36px;
}

.btn-primary {
    display: inline-block;
    padding: 14px 40px;
    background: var(--gold-gradient);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 50px;
    letter-spacing: 0.3px;
    transition: transform 0.25s, box-shadow 0.25s;
    box-shadow: 0 4px 16px rgba(201, 169, 78, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(201, 169, 78, 0.4);
}

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

.bg-light {
    background: var(--gray-light);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    padding: 5px 16px;
    background: var(--gold-bg);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--gold-dark);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.8px;
    line-height: 1.15;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================
   STATS
   ============================ */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
    padding-top: 16px;
}

.stat {
    text-align: center;
    padding: 28px 12px;
}

.stat-number {
    display: block;
    font-size: 42px;
    font-weight: 700;
    letter-spacing: -1px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ============================
   CARDS
   ============================ */
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.35s, box-shadow 0.35s;
    border-bottom: 3px solid transparent;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-bottom-color: var(--gold);
}

.card-img {
    width: 100%;
    height: 210px;
    overflow: hidden;
    background: var(--gray-light);
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.card:hover .card-img img {
    transform: scale(1.06);
}

.card-body {
    padding: 24px 28px 28px;
}

.card-icon {
    font-size: 32px;
    margin-bottom: 10px;
}

.card-body h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.card-body p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================
   CONTACT
   ============================ */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}

.contact-card {
    text-align: center;
    padding: 36px 20px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(0,0,0,0.04);
}

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

.contact-icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--gold-bg);
    border-radius: 50%;
    font-size: 24px;
    margin-bottom: 14px;
}

.contact-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.contact-card p,
.contact-card a {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

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

/* ============================
   FOOTER
   ============================ */
footer {
    background: var(--dark);
    color: rgba(255,255,255,0.6);
}

.footer-inner {
    padding: 60px 24px 32px;
}

.footer-brand {
    text-align: center;
    max-width: 400px;
    margin: 0 auto 40px;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin: 0 auto 16px;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 24px;
    text-align: center;
    font-size: 13px;
}

/* ============================
   RESPONSIVE – TABLET
   ============================ */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 44px;
    }

    .section-title {
        font-size: 32px;
    }

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

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

    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 36px;
    }
}

/* ============================
   RESPONSIVE – MOBILE
   ============================ */
@media (max-width: 768px) {
    header {
        background: rgba(0,0,0,0.5);
    }

    header.scrolled {
        background: rgba(255,255,255,0.95);
    }

    nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0;
        z-index: 200;
    }

    nav.open {
        display: flex;
    }

    nav a {
        font-size: 22px;
        font-weight: 500;
        color: var(--dark);
        padding: 18px 24px;
        border-bottom: none;
    }

    nav a::after {
        display: none;
    }

    .menu-toggle {
        display: flex;
        z-index: 300;
        position: relative;
    }

    .hero {
        min-height: 90vh;
    }

    .hero h1 {
        font-size: 36px;
        letter-spacing: -0.5px;
    }

    .hero p {
        font-size: 16px;
    }

    .hero-logo img {
        width: 280px;
    }

    .hero-content {
        padding: 100px 20px 60px;
    }

    .section {
        padding: 72px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .section-desc {
        font-size: 15px;
    }

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

    .card-img {
        height: 190px;
    }

    .card-body {
        padding: 20px 22px 24px;
    }

    .card-body h3 {
        font-size: 18px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .contact-card {
        padding: 28px 16px;
    }

    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .stat {
        padding: 20px 8px;
    }

    .stat-number {
        font-size: 32px;
    }

    .stat-label {
        font-size: 12px;
    }

    .btn-primary {
        padding: 12px 32px;
        font-size: 14px;
    }

    .footer-inner {
        padding: 40px 24px 24px;
    }
}

@media (max-width: 400px) {
    .hero-logo img {
        width: 220px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .section-title {
        font-size: 24px;
    }
}