/* ============================================
   LAKE HOUSE RETREAT — Styles
   Charcoal + Coral | Playfair Display + Inter
   ============================================ */

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

:root {
    --charcoal-950: #0d0d0d;
    --charcoal-900: #141414;
    --charcoal-800: #1a1a1a;
    --charcoal-700: #2a2a2a;
    --charcoal-600: #3a3a3a;
    --charcoal-500: #555555;
    --charcoal-400: #777777;
    --charcoal-300: #999999;
    --coral-500: #e86f5b;
    --coral-400: #f08573;
    --coral-300: #f5a093;
    --coral-600: #d45a46;
    --warm-100: #faf6f4;
    --warm-200: #f3ece7;
    --warm-300: #e8ddd6;
    --white: #ffffff;
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background: var(--charcoal-950);
    color: var(--warm-100);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

.eyebrow {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--coral-400);
    margin-bottom: 1rem;
}

.section-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 500;
    line-height: 1.15;
    color: var(--warm-100);
    letter-spacing: -0.02em;
}

.section-header {
    margin-bottom: 4rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    padding: 0.875rem 2rem;
    border-radius: 4px;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    white-space: nowrap;
}

.btn-primary {
    background: var(--coral-500);
    color: var(--white);
    border-color: var(--coral-500);
}

.btn-primary:hover {
    background: var(--coral-600);
    border-color: var(--coral-600);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(232, 111, 91, 0.3);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.35);
}

.btn-outline-light:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

.btn-outline-dark {
    background: transparent;
    color: var(--charcoal-800);
    border-color: var(--charcoal-600);
}

.btn-outline-dark:hover {
    border-color: var(--coral-500);
    color: var(--coral-500);
}

.btn-sm {
    padding: 0.625rem 1.5rem;
    font-size: 0.8125rem;
}

.btn-full {
    width: 100%;
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 2rem;
    transition: all 0.4s var(--ease-out);
}

.nav.scrolled {
    background: rgba(13, 13, 13, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--warm-100);
    letter-spacing: -0.01em;
}

.nav-logo-icon {
    color: var(--coral-400);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--charcoal-300);
    transition: color 0.25s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--coral-400);
    transition: width 0.3s var(--ease-out);
}

.nav-links a:hover {
    color: var(--warm-100);
}

.nav-links a::after:hover {
    width: 100%;
}

.nav-cta {
    color: var(--coral-400) !important;
    font-weight: 500 !important;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    color: var(--coral-300) !important;
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--warm-100);
    transition: all 0.3s var(--ease-out);
    transform-origin: center;
}

.nav-toggle.active .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile Overlay */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13, 13, 13, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
}

.nav-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.nav-overlay-link {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--charcoal-300);
    transition: color 0.25s ease;
}

.nav-overlay-link:hover {
    color: var(--warm-100);
}

.nav-overlay-cta {
    color: var(--coral-400) !important;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    margin-top: 1rem;
    padding: 0.75rem 2rem;
    border: 1px solid var(--coral-500);
    border-radius: 4px;
}

/* ============================================
   HERO
   ============================================ */

.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(13, 13, 13, 0.45) 0%,
        rgba(13, 13, 13, 0.55) 50%,
        rgba(13, 13, 13, 0.85) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    padding-top: 80px;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--coral-400);
    margin-bottom: 1.5rem;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.75rem, 7vw, 5.5rem);
    font-weight: 500;
    line-height: 1.05;
    color: var(--white);
    letter-spacing: -0.03em;
    max-width: 800px;
    margin-bottom: 1.75rem;
}

.hero-headline br {
    display: none;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.1875rem);
    line-height: 1.7;
    color: var(--charcoal-300);
    max-width: 520px;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--charcoal-400);
    font-size: 0.6875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero-scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--charcoal-400), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* ============================================
   INTRO
   ============================================ */

.intro {
    padding: 8rem 0 6rem;
    background: var(--charcoal-950);
}

.intro-grid {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 3rem;
    margin-bottom: 5rem;
    align-items: start;
}

.intro-text p {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2vw, 1.625rem);
    line-height: 1.65;
    color: var(--warm-200);
    font-weight: 400;
    max-width: 780px;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--charcoal-700);
}

.stat {
    padding: 2.5rem 2rem;
    border-right: 1px solid var(--charcoal-700);
}

.stat:last-child {
    border-right: none;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 500;
    color: var(--coral-400);
    line-height: 1;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--charcoal-400);
    letter-spacing: 0.02em;
    line-height: 1.4;
}

/* ============================================
   ROOMS
   ============================================ */

.rooms {
    padding: 8rem 0;
    background: var(--charcoal-900);
}

.rooms-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.room-card {
    background: var(--charcoal-800);
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--charcoal-700);
    transition: border-color 0.3s ease, transform 0.3s var(--ease-out);
}

.room-card:hover {
    border-color: var(--charcoal-600);
    transform: translateY(-4px);
}

.room-card-img {
    overflow: hidden;
    aspect-ratio: 3/2;
}

.room-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.room-card:hover .room-card-img img {
    transform: scale(1.04);
}

.room-card-body {
    padding: 2rem;
}

.room-card-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--warm-100);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.room-card-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--charcoal-300);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.room-card-amenities {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.room-card-amenities li {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.8125rem;
    color: var(--charcoal-300);
}

.room-card-amenities li svg {
    color: var(--coral-400);
    flex-shrink: 0;
}

/* ============================================
   EXPERIENCE
   ============================================ */

.experience {
    padding: 8rem 0;
    background: var(--charcoal-950);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem 4rem;
}

.exp-item {
    padding-top: 1.5rem;
    border-top: 1px solid var(--charcoal-700);
}

.exp-item-num {
    font-family: var(--font-serif);
    font-size: 0.875rem;
    color: var(--coral-500);
    margin-bottom: 1rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.exp-item-title {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--warm-100);
    margin-bottom: 0.625rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.exp-item-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--charcoal-400);
    font-weight: 300;
}

/* ============================================
   GALLERY
   ============================================ */

.gallery {
    padding: 8rem 0;
    background: var(--charcoal-900);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: auto auto;
    gap: 1.25rem;
}

.gallery-item {
    overflow: hidden;
    border-radius: 4px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.gallery-item:hover img {
    transform: scale(1.03);
}

.gallery-item--large {
    grid-column: span 7;
    aspect-ratio: 4/3;
}

.gallery-item:not(.gallery-item--large) {
    aspect-ratio: 3/2;
}

/* ============================================
   LOCATION
   ============================================ */

.location {
    padding: 8rem 0;
    background: var(--charcoal-950);
}

.location-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.location-address {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-style: normal;
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--warm-200);
    margin-bottom: 2rem;
}

.location-icon {
    color: var(--coral-400);
    flex-shrink: 0;
    margin-top: 3px;
}

.location-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.location-link {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.9375rem;
    color: var(--charcoal-300);
    transition: color 0.25s ease;
}

.location-link:hover {
    color: var(--coral-400);
}

.location-note {
    font-size: 0.875rem;
    color: var(--charcoal-500);
    line-height: 1.7;
    max-width: 380px;
}

.location-map {
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--charcoal-700);
}

.map-placeholder {
    aspect-ratio: 4/3;
    background: var(--charcoal-800);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem;
    text-align: center;
}

.map-pin-icon {
    color: var(--coral-400);
    opacity: 0.7;
}

.map-placeholder p {
    font-size: 0.9375rem;
    color: var(--charcoal-300);
}

/* ============================================
   CONTACT
   ============================================ */

.contact {
    padding: 8rem 0;
    background: var(--charcoal-900);
}

.contact-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-text {
    padding-top: 1rem;
}

.contact-desc {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--charcoal-300);
    font-weight: 300;
    margin-top: 1.5rem;
    max-width: 440px;
}

.contact-form-wrap {
    background: var(--charcoal-800);
    border: 1px solid var(--charcoal-700);
    border-radius: 6px;
    padding: 2.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--charcoal-400);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--charcoal-950);
    border: 1px solid var(--charcoal-600);
    border-radius: 4px;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--warm-100);
    transition: border-color 0.25s ease;
    outline: none;
    width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--charcoal-500);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--coral-500);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23777777' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--charcoal-800);
    color: var(--warm-100);
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 1rem;
    padding: 3rem 2rem;
}

.form-success.show {
    display: flex;
}

.form-success svg {
    color: var(--coral-400);
}

.form-success h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--warm-100);
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--charcoal-400);
    font-weight: 300;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    padding: 4rem 0 2rem;
    background: var(--charcoal-950);
    border-top: 1px solid var(--charcoal-800);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 3rem;
    align-items: start;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--warm-100);
    margin-bottom: 0.75rem;
}

.footer-logo svg {
    color: var(--coral-400);
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--charcoal-500);
    max-width: 220px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    align-items: center;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--charcoal-400);
    transition: color 0.25s ease;
}

.footer-links a:hover {
    color: var(--coral-400);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: right;
}

.footer-contact a {
    font-size: 0.875rem;
    color: var(--charcoal-400);
    transition: color 0.25s ease;
}

.footer-contact a:hover {
    color: var(--coral-400);
}

.footer-contact span {
    font-size: 0.875rem;
    color: var(--charcoal-500);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--charcoal-800);
    font-size: 0.75rem;
    color: var(--charcoal-500);
}

/* ============================================
   REVEAL ANIMATIONS (progressive enhancement)
   ============================================ */

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .rooms-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .experience-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem 3rem;
    }

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

    .gallery-item--large {
        grid-column: span 2;
    }

    .location-grid,
    .contact-inner {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.25rem;
    }

    .nav-inner {
        height: 70px;
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-headline {
        br {
            display: block;
        }
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .intro {
        padding: 5rem 0 4rem;
    }

    .intro-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

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

    .stat {
        padding: 2rem 1.5rem;
    }

    .stat:nth-child(2) {
        border-right: none;
    }

    .stat:nth-child(1),
    .stat:nth-child(2) {
        border-bottom: 1px solid var(--charcoal-700);
    }

    .rooms {
        padding: 5rem 0;
    }

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

    .experience {
        padding: 5rem 0;
    }

    .experience-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .gallery {
        padding: 5rem 0;
    }

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

    .gallery-item--large {
        grid-column: span 1;
    }

    .location {
        padding: 5rem 0;
    }

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

    .contact {
        padding: 5rem 0;
    }

    .contact-inner {
        grid-template-columns: 1fr;
    }

    .contact-form-wrap {
        padding: 1.75rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-links {
        align-items: flex-start;
    }

    .footer-contact {
        text-align: left;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .intro-stats {
        grid-template-columns: 1fr;
    }

    .stat {
        border-right: none;
        border-bottom: 1px solid var(--charcoal-700);
    }

    .stat:last-child {
        border-bottom: none;
    }
}