/* ============================================
   HEM Hotels - Main Stylesheet
   Mobile-First Responsive Design
   ============================================ */

/* ============================================
   CSS Variables (Custom Properties)
   ============================================ */
:root {
    /* Colors */
    --color-primary: #1e3a8a;      /* Primary Blue */
    --color-secondary: #f59e0b;    /* Secondary Gold */
    --color-accent: #10b981;       /* Accent Green */
    --color-dark: #1f2937;         /* Dark Gray */
    --color-light: #f3f4f6;        /* Light Gray */
    --color-white: #ffffff;        /* White */
    --color-text: #1f2937;         /* Text Color */
    
    /* Typography */
    --font-heading: 'Montserrat', Arial, Helvetica, sans-serif;
    --font-body: 'Open Sans', Arial, Helvetica, sans-serif;
    
    /* Font Sizes */
    --font-size-base: 16px;
    --font-size-small: 0.875rem;   /* 14px */
    --font-size-large: 1.125rem;   /* 18px */
    --font-size-h1: 2.5rem;        /* 40px */
    --font-size-h2: 2rem;          /* 32px */
    --font-size-h3: 1.5rem;        /* 24px */
    --font-size-h4: 1.25rem;       /* 20px */
    
    /* Spacing */
    --spacing-xs: 0.5rem;          /* 8px */
    --spacing-sm: 1rem;            /* 16px */
    --spacing-md: 1.5rem;          /* 24px */
    --spacing-lg: 2rem;            /* 32px */
    --spacing-xl: 3rem;            /* 48px */
    --spacing-xxl: 4rem;           /* 64px */
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-speed: 0.3s;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

h1 {
    font-size: var(--font-size-h1);
}

h2 {
    font-size: var(--font-size-h2);
}

h3 {
    font-size: var(--font-size-h3);
}

h4 {
    font-size: var(--font-size-h4);
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-secondary);
}

a:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

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

/* ============================================
   Accessibility
   ============================================ */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm);
    z-index: 100;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   Layout Components
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-h2);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-dark);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
    min-width: 44px;
    min-height: 44px;
}

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

.btn-primary:hover {
    background-color: #0d9668;
    border-color: #0d9668;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

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

.btn-secondary:hover {
    background-color: #d97706;
    border-color: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: var(--font-size-large);
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
    background-color: var(--color-white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    flex-wrap: wrap;
}

/* Logo */
.logo a {
    text-decoration: none;
}

.logo-text {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 0;
}

.logo-tagline {
    font-size: var(--font-size-small);
    color: var(--color-secondary);
    margin: 0;
}

/* Header Phone */
.header-phone {
    display: none; /* Hidden on mobile */
}

.phone-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
}

.phone-icon {
    font-size: 1.25rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10;
}

.hamburger-line {
    width: 30px;
    height: 3px;
    background-color: var(--color-primary);
    transition: all var(--transition-speed);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Navigation */
.nav {
    width: 100%;
    order: 3;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-speed);
}

.nav.active {
    max-height: 500px;
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.nav-item {
    border-top: 1px solid var(--color-light);
}

.nav-link {
    display: block;
    padding: var(--spacing-sm);
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-speed);
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--color-light);
    color: var(--color-primary);
}

.nav-link-cta {
    background-color: var(--color-accent);
    color: var(--color-white);
    text-align: center;
    margin-top: var(--spacing-xs);
}

.nav-link-cta:hover {
    background-color: #0d9668;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-pattern.svg') repeat;
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    color: var(--color-white);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
}

.hero-tagline {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-description {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-base);
    line-height: 1.8;
}

.hero-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.hero-info-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.info-icon {
    font-size: 1.25rem;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-light);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-dark);
}

/* ============================================
   Rooms Preview Section
   ============================================ */
.rooms-preview {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light);
}

.rooms-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.room-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: all var(--transition-speed);
}

.room-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.room-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.room-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.room-price {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: var(--color-secondary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 600;
}

.room-content {
    padding: var(--spacing-lg);
}

.room-title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.room-features {
    color: var(--color-dark);
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-sm);
}

.room-description {
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   Location Section
   ============================================ */
.location {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.location-subtitle {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.location-list {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.location-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-light);
}

.location-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.location-address {
    margin-top: var(--spacing-lg);
}

.address-text {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-large);
    font-weight: 600;
    color: var(--color-dark);
}

.address-icon {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.location-map {
    width: 100%;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.testimonial-rating {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.testimonial-text {
    font-style: italic;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-primary);
}

.testimonials-summary {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.rating-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.rating-stars {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.rating-text {
    font-weight: 600;
    color: var(--color-dark);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
    color: var(--color-white);
    text-align: center;
}

.cta-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cta-description {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-large);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section {
    padding: var(--spacing-sm) 0;
}

.footer-title {
    color: var(--color-secondary);
    font-size: var(--font-size-h4);
    margin-bottom: var(--spacing-sm);
}

.footer-subtitle {
    color: var(--color-white);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xs);
}

.footer-rating {
    margin-top: var(--spacing-sm);
}

.footer-contact {
    list-style: none;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.contact-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-link {
    color: var(--color-white);
    text-decoration: none;
}

.contact-link:hover {
    color: var(--color-secondary);
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-speed);
}

.footer-link:hover {
    color: var(--color-secondary);
}

.footer-hours {
    margin-top: var(--spacing-md);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-small);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.hidden {
    display: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}