/* --- CSS VARIABLES & RESET --- */
:root {
    /* Palette */
    --primary-white: #ffffff;
    --primary-blue: #003366;
    /* Deep Professional Blue */
    --accent-blue: #eef4fa;
    /* Very Light Blue for backgrounds */
    --action-orange: #ff6600;
    /* Energetic Orange for contrast */
    --text-dark: #333333;
    --text-light: #666666;

    /* Styling */
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 20px rgba(0, 51, 102, 0.15);
    --radius: 8px;
    --shadow-hover: 0 10px 20px rgba(0, 51, 102, 0.15);
    --radius: 8px;
    --transition: all 0.3s ease;
}

/* --- ANIMATIONS (Reveal on Scroll) --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Roboto', Helvetica, Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--primary-white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- UTILITIES --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1,
h2,
h3 {
    color: var(--primary-blue);
    font-weight: 700;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    position: relative;
    display: inline-block;
    margin-bottom: 10px;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--action-orange);
    margin: 8px auto 0;
    border-radius: 2px;
}

/* --- BUTTON STYLES --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

/* Primary Button (Orange) */
.btn-primary {
    background-color: var(--action-orange);
    color: var(--primary-white);
    box-shadow: 0 4px 10px rgba(255, 102, 0, 0.3);
}

.btn-primary:hover {
    background-color: #e65c00;
    /* Slightly darker orange */
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 102, 0, 0.4);
}

/* Secondary Button (Blue Outline) */
.btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

/* --- HEADER --- */
header {
    background-color: var(--primary-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 268px;
    aspect-ratio: 3647 / 681;
    object-fit: contain;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 18px;
    align-items: center;
    flex-wrap: wrap;
}

.nav-links li {
    white-space: nowrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9rem;
    transition: 0.3s;
    position: relative;
    padding: 5px 0;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--action-orange);
    transition: width 0.3s;
}

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

/* --- SECTION UTILITIES --- */
.section-padding {
    padding: 100px 0;
}

.section-bg-light {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.section-bg-white {
    background-color: #ffffff;
}

/* --- TYPOGRAPHY UTILITIES --- */
h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.75rem;
    line-height: 1.4;
}

p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-light);
}

/* Stats Row Refactor */
.stats-row {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

@media (max-width: 768px) {
    .stats-row {
        flex-direction: column;
        gap: 20px;
    }
}

/* Session Inquire Button */
.session-inquire-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 8px 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-blue);
    background: white;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    border: 1px solid white;
}

.session-inquire-btn:hover {
    background: var(--action-orange);
    color: white;
    border-color: var(--action-orange);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}


footer a:hover {
    color: var(--action-orange);
}


/* WhatsApp Highlight in Footer */
.whatsapp-highlight {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.whatsapp-highlight:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.whatsapp-highlight i {
    color: white !important;
}

.whatsapp-highlight a {
    color: white !important;
    font-weight: 600;
}