/* ============================================
   New Territories STEM - Main Stylesheet
   Inspired by Atmospheres Design Aesthetic
   ============================================ */

/* ============================================
   1. CSS RESET & ROOT VARIABLES
   ============================================ */

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

:root {
    /* Color Palette - Inspired by Atmospheres */
    --primary-color: #1a1a1a;           /* Deep charcoal */
    --secondary-color: #888888;         /* Medium grey */
    --accent-color: #666666;            /* Dark grey */
    --light-bg: #f8f8f8;                /* Off-white */
    --white: #ffffff;
    --text-dark: #2c2c2c;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --success-color: #27ae60;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: Georgia, 'Times New Roman', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* ============================================
   2. BASE STYLES
   ============================================ */

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

body {
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
    color: var(--primary-color);
}

h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
}

h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

p {
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
}

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ============================================
   4. CONTAINER & LAYOUT
   ============================================ */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    box-sizing: border-box;
}

/* ============================================
   5. HEADER & NAVIGATION
   ============================================ */

header {
    background-color: #000000;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: var(--spacing-md) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.logo-image {
    height: 50px;
    width: 50px;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #c0c0c0;
    letter-spacing: -0.5px;
    line-height: 1.1;
    font-family: 'Century Gothic', sans-serif;
}

.logo:hover .logo-text {
    color: var(--secondary-color);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 6px;
    padding: 0;
}

.menu-toggle span {
    width: 24px;
    height: 2.5px;
    background-color: var(--white);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Navigation Menu */
.nav-menu {
    display: none;
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #000000;
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.nav-menu.active {
    display: flex;
}

.nav-menu li {
    margin: var(--spacing-sm) 0;
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    transition: color var(--transition-fast);
    display: block;
    padding: var(--spacing-sm) 0;
    font-family: 'Century Gothic', sans-serif;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary-color);
}

/* ============================================
   6. HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-md);
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: 2.8rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   7. BUTTONS
   ============================================ */

.cta-button,
.button-secondary {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    text-align: center;
}

.cta-button {
    background-color: var(--accent-color);
    color: var(--white);
}

.cta-button:hover,
.cta-button:focus {
    color: var(--white);
    background-color: #777777;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button:active {
    color: var(--white);
    background-color: #ff0000;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Magenta button variant */
.cta-button-magenta {
    background-color: #ff00ff !important;
    color: var(--white) !important;
}

.cta-button-magenta:hover,
.cta-button-magenta:focus {
    background-color: #ff0000 !important;
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-magenta:active {
    background-color: #ff0000 !important;
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Learn More button variant */
.cta-button-learn-more {
    background-color: #666666;
    color: var(--white);
}

.cta-button-learn-more:hover,
.cta-button-learn-more:focus {
    background-color: #777777;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-learn-more:active {
    background-color: #555555;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Contact button styles */
.contact-button {
    display: inline-block;
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.contact-button-whatsapp {
    background-color: #25D366;
    color: var(--white);
}

.contact-button-whatsapp:hover,
.contact-button-whatsapp:focus {
    background-color: #1fa857;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-whatsapp:active {
    background-color: #1a8a47;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-locations {
    background-color: #00bcd4;
    color: var(--white);
}

.contact-button-locations:hover,
.contact-button-locations:focus {
    background-color: #0097a7;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-locations:active {
    background-color: #00838f;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Standardized contact buttons */
.contact-button-email {
    background-color: #ff0000;
    color: var(--white);
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    font-weight: 600;
}

.contact-button-email:hover,
.contact-button-email:focus {
    background-color: #ff6600;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-email:active {
    background-color: #ff6600;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-whatsapp {
    background-color: #25D366;
    color: var(--white);
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    font-weight: 600;
}

.contact-button-whatsapp:hover,
.contact-button-whatsapp:focus {
    background-color: #1abc9c;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-whatsapp:active {
    background-color: #1abc9c;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-locations {
    background-color: #00bcd4;
    color: var(--white);
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    font-weight: 600;
}

.contact-button-locations:hover,
.contact-button-locations:focus {
    background-color: #4169e1;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-button-locations:active {
    background-color: #4169e1;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-learn-more {
    background-color: #7851a9;
    color: var(--white);
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    font-weight: 600;
}

.cta-button-learn-more:hover,
.cta-button-learn-more:focus {
    background-color: #4b0082;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-learn-more:active {
    background-color: #4b0082;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-locations {
    background-color: #00bcd4;
    color: var(--white);
    font-family: 'Century Gothic', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    font-weight: 600;
}

.cta-button-locations:hover,
.cta-button-locations:focus {
    background-color: #4169e1;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-locations:active {
    background-color: #4169e1;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.button-secondary:hover {
    background-color: #999999;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   8. SECTIONS
   ============================================ */

section {
    padding: var(--spacing-xxl) var(--spacing-md);
}

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

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

/* ============================================
   9. CARDS & COMPONENTS
   ============================================ */

.card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.card:hover {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.card h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.badge {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.price-tag {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
    margin: var(--spacing-md) 0;
}

/* ============================================
   10. HIGHLIGHT BOX
   ============================================ */

.highlight-box {
    background-color: var(--white);
    border-left: 4px solid var(--accent-color);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.highlight-box h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   11. SCHEDULE ITEMS
   ============================================ */

.schedule-item {
    background-color: var(--white);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--secondary-color);
    box-shadow: var(--shadow-sm);
}

.schedule-time {
    font-weight: 700;
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.schedule-level {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-top: var(--spacing-sm);
}

/* ============================================
   12. TESTIMONIALS
   ============================================ */

.testimonial {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-top: 4px solid var(--secondary-color);
    margin: var(--spacing-md) 0;
    box-shadow: var(--shadow-sm);
}

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

.testimonial-author {
    font-weight: 700;
    color: var(--secondary-color);
}

/* ============================================
   13. TUTOR CARDS
   ============================================ */

.tutor-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.tutor-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.tutor-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin: var(--spacing-md) 0;
}

.tutor-bio {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   14. CONTACT SECTION
   ============================================ */

.contact-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-md);
    text-align: center;
}

.contact-section h2 {
    color: var(--white);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.contact-item p {
    color: var(--white);
}

.contact-item a {
    color: var(--white);
    font-weight: 600;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.contact-item a:hover {
    text-decoration: none;
}

/* ============================================
   15. STATS
   ============================================ */

.stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.stat-box {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

.stat-label {
    color: var(--text-light);
    margin-top: var(--spacing-sm);
    font-weight: 500;
}

/* ============================================
   16. FEATURE LIST
   ============================================ */

.feature-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    padding: var(--spacing-sm) 0;
    padding-left: 1.8rem;
    position: relative;
    color: var(--text-light);
}

.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
    font-size: 1.2rem;
}

/* ============================================
   17. SUCCESS BANNER
   ============================================ */

.success-banner {
    background-color: var(--success-color);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
    text-align: center;
    font-weight: 600;
}

/* ============================================
   18. BUTTON GROUP
   ============================================ */

.button-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

/* ============================================
   19. GRID LAYOUTS
   ============================================ */

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* ============================================
   20. FOOTER
   ============================================ */

footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.social-links a {
    color: var(--accent-color);
    transition: color var(--transition-fast);
}

.social-links a:hover {
    color: var(--white);
}

/* ============================================
   21. RESPONSIVE DESIGN - TABLET
   ============================================ */

@media (min-width: 768px) {
    h1 {
        font-size: 3.5rem;
    }

    h2 {
        font-size: 2.5rem;
    }

    .menu-toggle {
        display: none;
    }

    .nav-menu {
        display: flex !important;
        position: static;
        flex-direction: row;
        box-shadow: none;
        padding: 0;
        gap: var(--spacing-lg);
    }

    .nav-menu li {
        margin: 0;
    }

    .nav-menu a {
        padding: var(--spacing-sm) 0;
    }

    .hero h1 {
        font-size: 3.2rem;
    }

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

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

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

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

    .button-group {
        flex-direction: row;
        justify-content: center;
    }
}

/* ============================================
   22. RESPONSIVE DESIGN - DESKTOP
   ============================================ */

@media (min-width: 1024px) {
    section {
        padding: var(--spacing-xxl) var(--spacing-md);
    }

    .navbar {
        padding: var(--spacing-lg) 0;
    }

    .logo {
        font-size: 2rem;
    }

    .nav-menu {
        gap: var(--spacing-xxl);
    }

    .hero {
        padding: 5rem var(--spacing-md);
    }

    .hero h1 {
        font-size: 3.8rem;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-info {
        grid-template-columns: repeat(3, 1fr);
    }

    .stats {
        grid-template-columns: repeat(4, 1fr);
    }

    .button-group {
        gap: var(--spacing-lg);
    }
}

/* ============================================
   23. ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ============================================
   24. PRINT STYLES
   ============================================ */

@media print {
    header,
    footer,
    .cta-button,
    .button-secondary,
    .contact-form {
        display: none;
    }

    body {
        background-color: var(--white);
        color: var(--text-dark);
    }
}