@import url('https://fonts.googleapis.com/css2?family=Inter:wght@200;400;700&family=Playfair+Display:ital,wght@0,700;1,700&display=swap');

:root {
    --primary: #1a1a1a;
    --accent: #888888;
    --white: #ffffff;
    --bg-light: #f9f9f9;
    --transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--white);
    color: var(--primary);
    line-height: 1.6;
}

h1, h2, h3 {
    text-transform: uppercase;
    letter-spacing: 5px;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

section {
    padding: 140px 0;
}

/* --- Header --- */
header {
    padding: 40px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid #eee;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.2rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 50px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 2px;
    transition: var(--transition);
}

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

/* --- Hero --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-img {
    position: absolute;
    right: 0;
    top: 0;
    width: 60%;
    height: 100%;
    background: linear-gradient(to right, var(--white) 0%, transparent 50%), url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&q=80&w=1500');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 650px;
}

.hero h1 {
    font-size: 6rem;
    line-height: 0.9;
    margin-bottom: 30px;
    color: var(--primary);
    text-shadow: 0 0 20px rgba(255,255,255,0.8); /* Subtle glow to distinguish from dark image areas */
}

.hero p {
    font-size: 0.95rem;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 40px;
    max-width: 500px;
    font-weight: 500;
}

/* --- Portfolio Grid --- */
.arch-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.arch-card {
    position: relative;
    overflow: hidden;
    height: 600px;
}

.arch-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.arch-card:hover img {
    transform: scale(1.05);
}

.arch-info {
    position: absolute;
    bottom: 40px;
    left: 40px;
    color: var(--white);
    z-index: 2;
}

.arch-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
}

/* --- Floating WhatsApp --- */
.whatsapp-float {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 1000;
}

.wa-button {
    width: 60px;
    height: 60px;
    background: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #25d366;
    font-size: 30px;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    position: relative;
    border: 1px solid #25d366;
}

.wa-compass {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 25px;
    color: #ddd;
    filter: drop-shadow(0 2px 5px rgba(0,0,0,0.5));
}

/* --- Team --- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.team-card {
    text-align: left;
}

.team-img {
    height: 400px;
    background: #f4f4f4;
    margin-bottom: 25px;
    overflow: hidden;
}

.team-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition);
}

.team-card:hover .team-img img {
    filter: grayscale(0%);
}

/* --- Process --- */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.process-item {
    border: 1px solid #eee;
    padding: 40px;
    transition: var(--transition);
}

.process-item:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.process-num {
    font-size: 0.8rem;
    margin-bottom: 30px;
    display: block;
    opacity: 0.5;
}

/* --- Reveal --- */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: 1.2s all cubic-bezier(0.23, 1, 0.32, 1);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .hero-img { width: 100%; opacity: 0.3; }
    .hero h1 { font-size: 3rem; }
    .arch-grid { grid-template-columns: 1fr; }
}