/* 
  1st Landing Tours - Premium Design System
  minimalist, trustworthy, Zen-inspired, sophisticated
*/

:root {
    /* Colors */
    --color-bg: #fdfcfb;
    --color-text: #2c3e50;
    --color-text-light: #5d6d7e;
    --color-gold: #c5a059;
    --color-gold-dark: #a68648;
    --color-gold-light: #dfc89a;
    --color-slate: #34495e;
    --color-taupe: #8d8681;
    --color-grey-light: #f4f6f7;
    --color-white: #ffffff;
    --color-black: #1a1a1a;

    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Montserrat', 'Noto Sans JP', sans-serif;

    /* Spacing */
    --section-padding: 100px 5%;
    --container-max-width: 1200px;

    /* Transitions */
    --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    color: var(--color-slate);
}

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.text-gold {
    color: var(--color-gold);
}

.bg-gold {
    background-color: var(--color-gold);
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border: 1px solid var(--color-gold);
    border-radius: 0;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-white);
    color: var(--color-gold);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-black);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 30px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition-smooth);
}

nav.scrolled {
    padding: 15px 5%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

nav.scrolled .logo {
    color: var(--color-slate);
}

nav.scrolled .nav-links a {
    color: var(--color-slate);
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 2px;
    color: var(--color-white);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--color-white);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Section */
.hero {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    /* For parallax */
    background-image: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('hero_bund_night.png');
    background-size: cover;
    background-position: center;
    z-index: -1;
    transition: transform 0.1s ease-out;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--color-white);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.5s;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    letter-spacing: 3px;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.8s;
}

.hero .btn {
    opacity: 0;
    animation: fadeInUp 1s forwards 1.1s;
}

/* Introduction */
.intro {
    padding: var(--section-padding);
    text-align: center;
    background-color: var(--color-bg);
}

.section-tag {
    color: var(--color-gold);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    display: block;
    margin-bottom: 20px;
}

.intro h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.intro p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Services */
.services {
    padding: var(--section-padding);
    background-color: var(--color-grey-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    background: var(--color-white);
    padding: 0;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    /* For image zooming */
}

.service-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-card-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-gold-light);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.08);
}

.service-icon {
    font-size: 1.5rem;
    color: var(--color-gold);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: 30px;
    flex-grow: 1;
}

.service-link {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-gold);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Footer */
footer {
    background-color: var(--color-slate);
    color: var(--color-white);
    padding: 80px 5% 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.footer-links h4 {
    color: var(--color-white);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-links ul li a:hover {
    color: var(--color-gold);
}

.footer-contact h4 {
    color: var(--color-white);
    margin-bottom: 25px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    margin-bottom: 15px;
    font-family: var(--font-sans);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

.social-links {
    display: flex;
    gap: 20px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 968px) {
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }

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

    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        display: none;
    }
}