:root {
    --sage-green: #8B9D83;
    --coral: #D4896A;
    --cream: #F5EFE6;
    --teal: #4A9B9B;
    --navy: #2C3E50;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.9;
    color: var(--navy);
    overflow-x: hidden;
}

/* Hero */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(135deg, rgba(139, 157, 131, 0.5) 0%, rgba(74, 155, 155, 0.6) 100%),
                url('images/hero.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}
@supports (background-attachment: fixed) {
    @media (hover: hover) { .hero { background-attachment: fixed; } }
}
.hero:before {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 100%; height: 150px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="%23ffffff"></path></svg>') no-repeat;
    background-size: cover;
}

.brand-mark {
    position: absolute;
    top: 2rem; left: 2rem;
    font-size: 1.4rem;
    font-weight: 300;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: white;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.4);
}

.lang-switch-hero { position: absolute; top: 2rem; right: 2rem; display: flex; gap: 0.5rem; }
.lang-btn {
    background: rgba(255,255,255,0.15); color: white; border: 2px solid white;
    padding: 0.6rem 1.2rem; border-radius: 25px; cursor: pointer;
    font-size: 0.9rem; font-weight: 600; transition: all 0.3s ease;
    letter-spacing: 1.5px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); min-width: 50px;
}
.lang-btn:hover { background: rgba(255,255,255,0.25); transform: translateY(-2px); }
.lang-btn.active { background: white; color: var(--teal); }

.hero-content { max-width: 1000px; padding: 4rem 3rem; animation: fadeInUp 1.2s ease-out; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
.hero h1 {
    font-size: 6rem; margin-bottom: 1.5rem; font-weight: 200; letter-spacing: 15px;
    text-shadow: 4px 4px 10px rgba(0,0,0,0.4); line-height: 1.1;
}
.hero .tagline {
    font-size: 2.2rem; margin-bottom: 3.5rem; font-weight: 300; font-style: italic;
    letter-spacing: 4px; text-shadow: 2px 2px 6px rgba(0,0,0,0.3);
}

.hidden { display: none !important; }
.lang-en { display: none; }

.cta-buttons { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; }
.btn {
    padding: 1.3rem 3.5rem; text-decoration: none; border-radius: 50px;
    font-size: 1rem; font-weight: 600; transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
    letter-spacing: 2.5px; text-transform: uppercase; display: inline-block;
}
.btn-primary { background: linear-gradient(135deg, var(--coral) 0%, #E5A888 100%); color: white; box-shadow: 0 10px 30px rgba(212,137,106,0.4); }
.btn-primary:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(212,137,106,0.5); background: linear-gradient(135deg, #E5A888 0%, var(--coral) 100%); }
.btn-secondary { background: transparent; border: 3px solid white; color: white; }
.btn-secondary:hover { background: white; color: var(--teal); }

.concierge-hero-wrap { margin-top: 1.75rem; display: flex; justify-content: center; }
.concierge-hero-link {
    display: inline-flex; align-items: center; gap: 0.65rem;
    padding: 0.55rem 1.25rem 0.55rem 0.6rem; border-radius: 999px; text-decoration: none;
    color: white; font-family: 'Arial', sans-serif; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.06em;
    background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.45);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}
.concierge-hero-link:hover { background: rgba(255,255,255,0.22); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,0.18); }
.concierge-hero-link img { width: 40px; height: 40px; object-fit: contain; border-radius: 50%; background: rgba(255,255,255,0.95); padding: 4px; box-shadow: 0 2px 8px rgba(0,0,0,0.12); flex-shrink: 0; }

/* Section shells */
.container { max-width: 1200px; margin: 0 auto; }
.section-title { font-size: 4rem; text-align: center; margin-bottom: 1.5rem; color: var(--sage-green); font-weight: 300; letter-spacing: 4px; }
.section-subtitle { text-align: center; font-size: 1.4rem; color: #666; margin-bottom: 4rem; font-style: italic; font-weight: 300; }

.frontdesk { padding: 3rem 2rem; background: linear-gradient(135deg, #f8f4ef 0%, #fff 100%); text-align: center; }
.frontdesk p { font-size: 1.1rem; margin: 0.5rem auto; max-width: 640px; }
.demo-title { font-size: 2.6rem; margin-bottom: 0.8rem; }

/* Demo "what you can do" cards */
.features { padding: 8rem 2rem; background: white; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: 3rem; margin-top: 2rem; }
.feature-card {
    background: white; border-radius: 30px; overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.08); transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
    border: 2px solid transparent; opacity: 0; transform: translateY(30px);
}
.feature-card.visible { opacity: 1; transform: translateY(0); }
.feature-card:hover { transform: translateY(-15px); box-shadow: 0 25px 60px rgba(0,0,0,0.15); border-color: var(--teal); }
.feature-banner { height: 200px; display: flex; align-items: center; justify-content: center; font-size: 4rem; color: white; }
.feature-banner.checkin { background: linear-gradient(135deg, var(--coral) 0%, #E5A888 100%); }
.feature-banner.concierge { background: linear-gradient(135deg, var(--teal) 0%, #6fb8b8 100%); }
.feature-content { padding: 3rem; }
.feature-content h3 { font-size: 1.9rem; margin-bottom: 1.2rem; color: var(--teal); font-weight: 400; letter-spacing: 1px; }
.feature-content p { color: #666; margin-bottom: 2rem; line-height: 2; font-size: 1.05rem; }
.feature-link { display: inline-block; color: var(--coral); text-decoration: none; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; font-size: 0.9rem; position: relative; }
.feature-link:after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background: var(--coral); transition: width 0.3s ease; }
.feature-link:hover:after { width: 100%; }

/* About */
.about { padding: 8rem 2rem; background: var(--cream); color: var(--navy); position: relative; }
.about:before {
    content: ''; position: absolute; top: -2px; left: 0; width: 100%; height: 150px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M985.66,92.83C906.67,72,823.78,31,743.84,14.19c-82.26-17.34-168.06-16.33-250.45.39-57.84,11.73-114,31.07-172,41.86A600.21,600.21,0,0,1,0,27.35V120H1200V95.8C1132.19,118.92,1055.71,111.31,985.66,92.83Z" fill="%23ffffff"></path></svg>') no-repeat;
    background-size: cover; transform: rotate(180deg);
}
.about-content { max-width: 1000px; margin: 0 auto; text-align: center; }
.about h2 { font-size: 3.5rem; margin-bottom: 2.5rem; color: var(--sage-green); font-weight: 300; letter-spacing: 4px; }
.about p { font-size: 1.3rem; line-height: 2.1; margin-bottom: 2rem; color: #666; }

/* Contact */
.contact { padding: 8rem 2rem; background: var(--cream); }
.contact-content { max-width: 700px; margin: 0 auto; text-align: center; }
.contact h2 { font-size: 3.5rem; margin-bottom: 2.5rem; color: var(--sage-green); font-weight: 300; letter-spacing: 4px; }
.contact p { font-size: 1.25rem; color: #666; margin-bottom: 1.5rem; line-height: 2; }
.contact-info { background: white; padding: 3.5rem; border-radius: 25px; box-shadow: 0 15px 40px rgba(0,0,0,0.08); margin-top: 3rem; border: 2px solid rgba(139,157,131,0.2); }
.contact-info p { margin: 1.8rem 0; font-size: 1.15rem; }
.contact-info strong { color: var(--teal); display: block; margin-bottom: 0.5rem; font-weight: 600; }
.contact-info a { color: inherit; text-decoration: none; }

/* Footer */
footer { background: var(--sage-green); color: white; text-align: center; padding: 3.5rem 2rem; }
footer p { margin: 0.8rem 0; font-size: 1rem; letter-spacing: 1px; }

@media (max-width: 768px) {
    .hero { min-height: 100svh; }
    .hero h1 { font-size: 2.8rem; letter-spacing: 4px; }
    .hero .tagline { font-size: 1.2rem; letter-spacing: 1px; }
    .hero-content { padding: 2rem 1.5rem; }
    .hero:before { height: 80px; }
    .brand-mark { top: 1.2rem; left: 1.2rem; font-size: 1rem; letter-spacing: 4px; }
    .lang-switch-hero { top: 1.2rem; right: 1.2rem; }
    .lang-btn { padding: 0.5rem 1rem; font-size: 0.8rem; }
    .cta-buttons { flex-direction: column; align-items: stretch; gap: 1rem; }
    .btn { width: 100%; padding: 1rem 2rem; font-size: 0.9rem; }
    .section-title { font-size: 2rem; letter-spacing: 2px; margin-bottom: 2rem; }
    .demo-title { font-size: 1.8rem; }
    .features { padding: 4rem 1.2rem; }
    .features-grid { gap: 2rem; }
    .feature-content { padding: 1.5rem; }
    .about { padding: 4rem 1.2rem; }
    .about:before { height: 80px; }
    .about h2 { font-size: 2rem; letter-spacing: 2px; margin-bottom: 1.5rem; }
    .about p { font-size: 1.05rem; line-height: 1.8; }
    .contact { padding: 4rem 1.2rem; }
    .contact h2 { font-size: 2rem; letter-spacing: 2px; margin-bottom: 1.5rem; }
    .contact p { font-size: 1.05rem; }
    .contact-info { padding: 2rem 1.5rem; }
    .contact-info p { font-size: 1rem; margin: 1.2rem 0; }
    footer { padding: 2rem 1.2rem; }
}