/* =========== GENERAL STYLES & VARIABLES =========== */
:root {
    --primary-color: #F97316; /* Orange */
    --secondary-color: #4B5563; /* Dark Gray */
    --text-color: #1F2937; /* Very Dark Gray */
    --background-color: #FFFFFF;
    --border-color: #E5E7EB; /* Light Gray */
    --card-bg-color: #F9FAFB; /* Off-white for cards */
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Utility helpers */
.hidden { display: none !important; }

.container {
    /* Wider laptop-friendly container for 15.6" screens at ~110% zoom */
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =========== HEADER =========== */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-color);
}

.logo i {
    font-size: 28px;
    margin-right: 8px;
    color: var(--primary-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.auth-buttons {
    display: flex;
    gap: 10px;
}

/* =========== BUTTONS =========== */
.btn {
    padding: 10px 24px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #EA580C; /* Darker Orange */
}

.btn-secondary {
    background-color: white;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--card-bg-color);
}


/* =========== HERO SECTION =========== */
.hero {
    display: flex;
    align-items: center;
    gap: 50px;
    padding: 60px 0;
}

.hero-image {
    flex: 1;
}

.hero-image img {
    max-width: 100%;
    border-radius: 12px;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
}

.hero-text p {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* =========== FEATURES SECTION =========== */
.features {
    padding: 60px 0;
    text-align: center;
}

.features h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.features-subtitle {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: left;
}

.feature-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    background-color: white;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.feature-card i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--secondary-color);
}


/* =========== FOOTER =========== */
footer {
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
    padding: 30px 0;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 20px;
}

.footer-links a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
}

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

.copyright {
    color: #9CA3AF; /* Lighter Gray */
    font-size: 14px;
}

/* =========== DARK THEME =========== */
body.dark-theme {
    --primary-color: #FB923C;
    --secondary-color: #9ca3af;
    --text-color: #FFFFFF;
    --background-color: #0a0a0a;
    --border-color: #2d2d2d;
    --card-bg-color: #1a1a1a;
}

body.dark-theme header {
    border-bottom: 1px solid var(--border-color);
    background-color: #000000;
}

body.dark-theme .hero {
    background-color: transparent;
    border: none;
}

body.dark-theme .hero h1 {
    color: #FFFFFF;
}

body.dark-theme .hero p,
body.dark-theme .hero-text p {
    color: #b3b3b3;
}

body.dark-theme .btn-secondary {
    background-color: transparent;
    color: #FFFFFF;
    border: 2px solid #FFFFFF;
}

body.dark-theme .btn-secondary:hover {
    background-color: #FFFFFF;
    color: #000000;
}

body.dark-theme .features h2 {
    color: #FFFFFF;
}

body.dark-theme .features-subtitle {
    color: #b3b3b3;
}

body.dark-theme .feature-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
}

body.dark-theme .feature-card h3 {
    color: #FFFFFF;
}

body.dark-theme .feature-card p {
    color: #b3b3b3;
}

body.dark-theme .feature-card i {
    color: var(--primary-color);
}

body.dark-theme .feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(251, 146, 60, 0.3);
}

body.dark-theme footer {
    background-color: #000000;
    border-top: 1px solid var(--border-color);
}

body.dark-theme .copyright {
    color: #6b7280;
}

body.dark-theme .footer-links a {
    color: #b3b3b3;
}

body.dark-theme .footer-links a:hover {
    color: var(--primary-color);
}

/* =========== ABOUT SECTION =========== */
.about {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff5eb 0%, #ffffff 100%);
    border-radius: 20px;
    margin: 60px 0;
}

.about h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 40px;
    color: var(--text-color);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.about-text p {
    font-size: 16px;
    color: var(--secondary-color);
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.8;
}

.about-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    padding: 20px;
}

.stat i {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: block;
}

.stat-number {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--text-color);
}

.stat-label {
    font-size: 14px;
    color: var(--secondary-color);
}

/* Dark mode for About */
body.dark-theme .about {
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
}

body.dark-theme .about h2 {
    color: #FFFFFF;
}

body.dark-theme .about-text p {
    color: #b3b3b3;
}

body.dark-theme .stat-number {
    color: #FFFFFF;
}

body.dark-theme .stat-label {
    color: #888;
}