/*
Theme Name: The Nantucket Sandcastle
Theme URI: https://nantucket.house/
Author: Antigravity
Author URI: https://nantucket.house/
Description: A custom WordPress theme for The Nantucket Sandcastle — an authentic Nantucket retreat with old island charm.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: nantucket-sandcastle
*/

/* CSS RESET & VARIABLES */
:root {
    --clr-primary: #1B3B5A;      /* Deep Ocean */
    --clr-primary-light: #2A527A; 
    --clr-secondary: #8A9A9C;    /* Coastal Mist */
    --clr-accent: #D4AF37;       /* Sand/Gold */
    --clr-accent-hover: #C19E2F;
    --clr-bg: #FCFDFD;           /* Crisp White */
    --clr-surface: #FFFFFF;
    --clr-light: #F5F7F8;        /* Soft gray-blue */
    --clr-text: #2C3E50;
    --clr-text-light: #667683;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(27, 59, 90, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

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

/* TYPOGRAPHY */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--clr-primary);
}

h1 { font-size: clamp(2rem, 3.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 2.5vw, 2.2rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

p {
    color: var(--clr-text-light);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

p.lead {
    font-size: 1.25rem;
    color: var(--clr-text);
    max-width: 800px;
    margin: 0 auto;
}

.page-header p {
    font-size: clamp(1rem, 1.1vw, 1.15rem);
    letter-spacing: -0.01em;
    line-height: 1.6;
    text-wrap: balance;
    margin-left: auto;
    margin-right: auto;
}

a {
    text-decoration: none;
    color: var(--clr-primary);
    transition: var(--transition);
}

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

.section {
    padding: 3rem 0;
}

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

.text-center {
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: rgba(212, 175, 55, 0.1);
    color: var(--clr-accent);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 50px;
    margin-bottom: 1rem;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: 0.5px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--clr-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white;
}

.btn-outline-light {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline-light:hover {
    background-color: white;
    color: var(--clr-primary);
    transform: translateY(-2px);
}

.nav-cta {
    background-color: #2C75B5 !important;
}

.nav-cta:hover {
    background-color: #358AD3 !important;
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    transition: var(--transition);
}
.navbar.scrolled .logo-text,
.navbar.scrolled .nav-links a:not(.btn) {
    color: var(--clr-primary);
}

.navbar.scrolled .nav-links a.btn {
    color: #ffffff !important;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    color: white;
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:not(.btn):hover {
    color: var(--clr-accent);
}

.navbar.scrolled .nav-links a:not(.btn):hover {
    color: var(--clr-primary-light);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: white;
    margin: 5px 0;
    transition: var(--transition);
}

.navbar.scrolled .mobile-menu-btn span {
    background-color: var(--clr-primary);
}

/* HERO SECTION */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
}

.hero:not(#home) {
    min-height: 10vh !important;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    object-fit: cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(27,59,90,0.4) 0%, rgba(27,59,90,0.6) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    margin-top: 7rem;
}

#home .hero-content {
    max-width: 1050px;
}

.hero:not(#home) .hero-content {
    margin-top: 5rem;
}

.hero-content h1 {
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.hero-content p {
    color: rgba(255,255,255,0.9);
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
}

.hero-subtitle {
    display: block;
    font-family: var(--font-body);
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: var(--clr-accent);
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* STATS BAR */
.stats-bar {
    position: relative;
    margin-top: -4rem;
    z-index: 10;
}

.stats-container {
    background: var(--clr-surface);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: 2.5rem;
    gap: 2rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-item i {
    color: var(--clr-accent);
    width: 32px;
    height: 32px;
}

.stat-item h3 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin: 0;
}

.stat-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--clr-text-light);
}

/* INTRO */
.intro {
    padding-top: 8rem;
}

/* AMENITIES */
.amenities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.amenity-card {
    background: var(--clr-surface);
    padding: 3rem 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
}

.amenity-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: rgba(212, 175, 55, 0.3);
}

.amenity-card .icon {
    width: 48px;
    height: 48px;
    color: var(--clr-primary);
    margin-bottom: 1.5rem;
}

/* EXPERIENCE */
.experience-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.experience-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.attractions-list {
    list-style: none;
    margin-top: 2.5rem;
}

.attractions-list li {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.icon-wrapper {
    background: var(--clr-light);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
    flex-shrink: 0;
}

.attraction-text strong {
    display: block;
    font-size: 1.1rem;
    color: var(--clr-primary);
    margin-bottom: 0.3rem;
}

/* GALLERY */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 250px;
    gap: 1rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
}

/* Make first child spanning 2 rows and columns */
.gallery-item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(27,59,90,0.8) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}

.gallery-item:hover .overlay {
    opacity: 1;
}

.overlay span {
    color: white;
    font-family: var(--font-heading);
    font-size: 1.25rem;
}

/* BOOKING */
.booking-container {
    background: var(--clr-primary);
    border-radius: 12px;
    padding: 5rem 4rem;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    color: white;
}

.booking-info h2 {
    color: white;
}

.booking-info p {
    color: rgba(255,255,255,0.8);
}

.booking-form {
    background: white;
    padding: 3rem;
    border-radius: 8px;
    color: var(--clr-text);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--clr-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #E2E8F0;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--clr-bg);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.date-validation-feedback {
    display: block;
    margin-top: 0.45rem;
    font-size: 0.85rem;
    line-height: 1.4;
    transition: all 0.2s ease;
}

.date-validation-feedback.hint {
    color: var(--clr-text-light);
}

.date-validation-feedback.error {
    color: #e53e3e;
    font-weight: 500;
}

.date-validation-feedback.valid {
    color: #2f855a;
    font-weight: 500;
}

.submit-btn {
    width: 100%;
}

/* FOOTER */
.footer {
    background-color: var(--clr-light);
    padding: 5rem 0 2rem;
    border-top: 1px solid #E2E8F0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--clr-text-light);
}

.footer-links a:hover {
    color: var(--clr-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #E2E8F0;
    color: var(--clr-text-light);
    font-size: 0.9rem;
}

/* ANIMATIONS (Progressive Enhancement: visible by default when JS is disabled) */
.js-enabled .fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.js-enabled .fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.js-enabled .fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.js-enabled .is-visible {
    opacity: 1;
    transform: translate(0);
}

@media (prefers-reduced-motion: reduce) {
    .js-enabled .fade-in-up,
    .js-enabled .fade-in-left,
    .js-enabled .fade-in-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.newsletter-text {
    font-size: 0.85rem;
    line-height: 1.4;
    color: #555;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .experience-container {
        grid-template-columns: 1fr;
    }
    .booking-container {
        grid-template-columns: 1fr;
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--clr-primary);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .gallery-item:nth-child(1) {
        grid-column: span 2;
        grid-row: span 1;
    }
    .hero-btns {
        flex-direction: column;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 480px) {
    .stats-container {
        grid-template-columns: 1fr;
    }
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    .gallery-item:nth-child(1) {
        grid-column: span 1;
    }
    .booking-form {
        padding: 1.5rem;
    }
}

/* CALENDAR STYLES */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    background: #E2E8F0;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    overflow: hidden;
}

.calendar-day-header {
    background: var(--clr-primary);
    color: white;
    text-align: center;
    padding: 1rem 0;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
}

.calendar-day {
    aspect-ratio: 1;
    background: white;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-end;
    font-weight: 500;
    color: var(--clr-text);
    transition: var(--transition);
}

.calendar-day.empty {
    background: #F8FAFC;
    color: #CBD5E1;
}

.calendar-day.past {
    background: #e2e8f0;
    color: #94A3B8;
}

.calendar-day.booked {
    background: #ffb3ba;
    color: var(--clr-text);
    cursor: not-allowed;
    text-decoration: line-through;
    opacity: 0.7;
}

.calendar-day.high-season {
    background: #ffebf0; /* Light pink shading */
}

.calendar-day.available {
    background: #d4edda; /* Green shading */
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    cursor: pointer;
    transition: all 0.2s ease;
}

.calendar-day.available:not(.selected):not(.in-range):hover {
    background: #EBF4FF; /* Slight coastal blue to indicate interactivity */
}

.calendar-day.selected, .calendar-day.selected:hover {
    background: var(--clr-primary);
    color: white;
}

.calendar-day.in-range, .calendar-day.in-range:hover {
    background: rgba(27, 59, 90, 0.1);
}

/* SPLIT SATURDAY STYLES */
.calendar-day.saturday-split {
    padding: 0;
    position: relative;
    background: transparent;
    cursor: default;
    border: none;
}

.calendar-day.saturday-split::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom right, transparent calc(50% - 1.5px), #ffffff calc(50% - 1.5px), #ffffff calc(50% + 1.5px), transparent calc(50% + 1.5px));
    z-index: 5;
    pointer-events: none;
}

.calendar-day.saturday-split:hover {
    background: transparent;
}

.triangle-left, .triangle-right {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: all 0.2s ease;
}

.triangle-left {
    clip-path: polygon(0 0, 100% 0, 0 100%);
    z-index: 1;
}

.triangle-right {
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
    z-index: 2;
}

.triangle-left.available, .triangle-right.available {
    background: #ffebf0; /* High season default background */
    cursor: pointer;
}

.triangle-left.booked, .triangle-right.booked {
    background: #ffb3ba;
    cursor: not-allowed;
    opacity: 0.7;
}

.triangle-left.available:not(.selected):not(.in-range):hover, 
.triangle-right.available:not(.selected):not(.in-range):hover {
    background: #EBF4FF;
}

.triangle-left.selected, .triangle-right.selected,
.triangle-left.selected:hover, .triangle-right.selected:hover {
    background: var(--clr-primary);
}

.triangle-left.in-range, .triangle-right.in-range,
.triangle-left.in-range:hover, .triangle-right.in-range:hover {
    background: rgba(27, 59, 90, 0.1);
}

.saturday-date-text {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 10;
    pointer-events: none;
    font-weight: 500;
}

/* FLOATING BOOKING ACTION BAR */
.booking-action-floating {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(27, 59, 90, 0.2), 0 0 15px rgba(53, 138, 211, 0.3);
    display: flex;
    align-items: center;
    gap: 2rem;
    z-index: 1000;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 2px solid #358AD3;
}

.booking-action-floating.active {
    bottom: 120px;
    opacity: 1;
}

.booking-action-floating p {
    margin: 0;
    font-weight: 500;
    color: var(--clr-text);
    font-size: 1.05rem;
}

.booking-action-floating #selected-dates-text {
    color: var(--clr-primary);
    font-weight: 600;
}

.booking-action-floating .btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 50px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .booking-action-floating {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem;
        border-radius: 16px;
        width: 90%;
        bottom: -150px;
    }
    .booking-action-floating.active {
        bottom: 80px;
    }
    .booking-action-floating .btn {
        width: 100%;
        text-align: center;
    }
}