:root {
    --bg: #faf9f7;
    --surface: #ffffff;
    --text: #111111;
    --muted: #666666;
    --accent: #ff5a1f;
    --border: #ececec;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    background: transparent;
    position: sticky;
    top: 0;
    z-index: 10;
}

.logo {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links a {
    margin-left: 1.5rem;
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
}

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

.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: radial-gradient(circle at 50% 120%, #ffe8d6 0%, var(--bg) 55%);
    padding: 2rem;
}

.hero-center {
    position: relative;
    z-index: 2;
    max-width: 620px;
}

.hero-avatar {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd56b 0%, #ff9a3c 100%);
    box-shadow: var(--shadow), inset 0 -10px 20px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 4rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero h1 {
    margin: 0 0 0.5rem;
    font-size: 3.4rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
}

.tagline {
    margin: 0 0 1.8rem;
    color: var(--muted);
    font-size: 1.2rem;
    font-weight: 500;
}

.btn-primary {
    display: inline-block;
    background: var(--text);
    color: #fff;
    padding: 0.95rem 2rem;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.2s ease, background 0.2s ease;
}

.btn-primary:hover { transform: translateY(-2px); background: #333; }

.shape {
    position: absolute;
    z-index: 1;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.12));
    animation: float 6s ease-in-out infinite;
}

.shape-pyramid {
    top: 12%;
    left: 10%;
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #ffb347 0%, #ff8c00 100%);
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    animation-delay: 0s;
}

.shape-sphere {
    top: 18%;
    right: 14%;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, #e0b3ff 0%, #a855f7 100%);
    animation-delay: 1s;
}

.shape-cube {
    bottom: 22%;
    left: 15%;
    width: 80px;
    height: 80px;
    border-radius: 22%;
    background: linear-gradient(135deg, #c7f2a4 0%, #84cc16 100%);
    transform: rotate(15deg);
    animation-delay: 2s;
}

.shape-cylinder {
    bottom: 20%;
    right: 12%;
    width: 70px;
    height: 120px;
    border-radius: 100px;
    background: linear-gradient(180deg, #6dd5fa 0%, #2980b9 100%);
    animation-delay: 3s;
}

.shape-star {
    top: 38%;
    left: 6%;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #a5f3fc 0%, #22d3ee 100%);
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
    animation-delay: 4s;
}

.shape-orb {
    top: 55%;
    right: 8%;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fde047 0%, #facc15 100%);
    animation-delay: 5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-18px) rotate(4deg); }
}

.about {
    text-align: center;
    padding: 5rem 2rem;
    max-width: 680px;
    margin: 0 auto;
}

.about h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
    letter-spacing: -0.02em;
}

.about p {
    color: var(--muted);
    font-size: 1.1rem;
    margin: 0;
}

.products { padding: 2rem; max-width: 1200px; margin: 0 auto; }

.section-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    padding: 1rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease;
}

.product-card:hover { transform: translateY(-4px); }

.product-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 12px;
    display: block;
    background: #f2f2f2;
}

.product-image-placeholder {
    width: 100%;
    height: 260px;
    background: linear-gradient(135deg, #f3e8ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-weight: 600;
}

.product-card h3 { margin: 1rem 0 0.25rem; font-size: 1.05rem; font-weight: 600; }

.price { color: var(--accent); font-weight: 700; margin: 0.25rem 0; }

.description { color: var(--muted); font-size: 0.85rem; margin: 0.5rem 0 0; }

.notice {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
}

.notice a { color: var(--accent); font-weight: 600; }

.auth-page {
    max-width: 420px;
    margin: 4rem auto;
    padding: 2.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
}

.login-form { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.5rem; }

.login-form input, .login-form button {
    padding: 0.75rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
}

.login-form button { background: var(--text); color: #fff; font-weight: 600; }

.small { color: var(--muted); font-size: 0.8rem; }

.footer {
    text-align: center;
    padding: 2rem;
    color: var(--muted);
    margin-top: 4rem;
}

.gate-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.gate-card {
    width: 100%;
    max-width: 420px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 2;
}

.gate-logo {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: linear-gradient(135deg, #ffd56b 0%, #ff9a3c 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin: 0 auto 1.2rem;
    box-shadow: 0 10px 20px rgba(255, 154, 60, 0.25);
}

.gate-card h1 {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.gate-subtitle {
    color: var(--muted);
    margin: 0.5rem 0 1.8rem;
    font-size: 0.95rem;
}

.gate-card form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.gate-card input[type="password"] {
    padding: 0.95rem 1.1rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

.gate-card input[type="password"]:focus {
    border-color: #ff9a3c;
    box-shadow: 0 0 0 3px rgba(255, 154, 60, 0.12);
}

.gate-card button {
    padding: 0.95rem;
    border: 0;
    border-radius: 14px;
    background: var(--text);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}

.gate-card button:hover { transform: translateY(-2px); background: #333; }

.gate-card .error {
    color: #ef4444;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

@media (max-width: 640px) {
    .hero h1 { font-size: 2.4rem; }
    .hero-avatar { width: 120px; height: 120px; font-size: 3rem; }
    .shape { display: none; }
    .navbar { padding: 1rem; }
    .nav-links a { margin-left: 1rem; font-size: 0.85rem; }
}