/* ConnectIT Technologies - Modern Design System */
/* Inspired by ClassCrew iOS App Theme */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Custom Properties - ClassCrew inspired color palette */
:root {
    /* Primary colors - Professional blue (from ClassCrew) */
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;

    /* Secondary colors - Indigo accent */
    --secondary-color: #4f46e5;
    --secondary-light: #6366f1;

    /* Gradient colors - Deep blue-purple */
    --gradient-start: #1e1b4b;
    --gradient-end: #312e81;

    /* Status colors */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;

    /* Text colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;

    /* Background colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;

    --border-color: #e2e8f0;

    /* Shadows - subtle and modern */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.05);

    /* Border radius - ClassCrew style */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;

    --transition: all 0.2s ease-in-out;
    --transition-fast: all 0.1s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Navigation - Modern glassmorphism */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 1rem 0;
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-brand img {
    height: 40px;
    width: auto;
}

.navbar-brand span {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.navbar-menu a {
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    position: relative;
}

.navbar-menu a:hover {
    color: var(--primary-color);
}

.navbar-menu a.active {
    color: var(--primary-color);
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
    border-radius: 1px;
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
    width: 100%;
}

/* Mobile menu toggle */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.navbar-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* Buttons - ClassCrew inspired */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 14px rgba(30, 64, 175, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.45);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

/* Hero Section - Gradient background */
.hero {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    margin-bottom: 1.5rem;
    color: white;
}

.hero-text h1 span {
    background: linear-gradient(90deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-buttons .btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.hero-buttons .btn-primary:hover {
    background: var(--bg-secondary);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.hero-buttons .btn-outline {
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.hero-buttons .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 320px;
    border-radius: var(--radius-2xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    transition: var(--transition);
}

.hero-image img:hover {
    transform: scale(1.02);
}

/* Stats */
.stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
    flex-wrap: wrap;
}

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

.stat-value {
    font-size: 2.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* App Hero (for app pages) */
.app-hero {
    padding: 10rem 0 5rem;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.app-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.2) 0%, transparent 50%);
}

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

.app-hero-icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    margin: 0 auto 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.app-hero h1 {
    margin-bottom: 0.5rem;
    color: white;
}

.app-hero .tagline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.5rem;
}

.app-hero .platforms {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

/* BetterCal Hero Background */
.bettercal-hero {
    background: url('../images/bettercalendar.png') center center / cover no-repeat;
}

.bettercal-hero::before {
    background: rgba(30, 27, 75, 0.3);
}

.bettercal-hero-minimal {
    padding: 8rem 0 4rem;
    min-height: 350px;
}

/* App Intro Section */
.app-intro {
    padding: 4rem 0;
    text-align: center;
}

.app-intro-content {
    max-width: 600px;
    margin: 0 auto;
}

.app-intro-icon {
    width: 100px;
    height: 100px;
    border-radius: 22px;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
}

.app-intro h1 {
    margin-bottom: 0.5rem;
}

.app-intro .tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.platform-badge-light {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0.25rem;
}

/* About Avatar */
.about-avatar {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin: 0 auto 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    position: relative;
    padding: 6px;
}

.about-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 50%;
}

/* Feature Cards - Glass morphism style */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.feature-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.feature-card p {
    font-size: 0.9375rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* Product Cards */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.product-icon {
    width: 88px;
    height: 88px;
    border-radius: 22px;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.product-card:hover .product-icon {
    transform: scale(1.05);
}

.product-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.product-card .tagline {
    color: var(--primary-color);
    font-size: 0.9375rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.product-card p {
    font-size: 0.9375rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.product-card .btn {
    width: 100%;
}

/* Screenshots Section */
.screenshots {
    background: var(--bg-secondary);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

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

.screenshot-item img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.25rem;
    transition: var(--transition);
}

.screenshot-item img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.screenshot-item h4 {
    margin-bottom: 0.5rem;
}

.screenshot-item p {
    font-size: 0.9375rem;
}

/* About Section */
.about-section {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
}

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

.about-info h3 {
    margin-bottom: 0.25rem;
    font-size: 1.25rem;
}

.about-info .title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.about-info .location {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.0625rem;
    line-height: 1.7;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.skill-tag {
    background: var(--bg-tertiary);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
    border: 1px solid transparent;
}

.skill-tag:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

/* Experience Timeline */
.experience-list {
    margin-top: 2rem;
}

.experience-item {
    padding: 1.75rem;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.experience-item:hover {
    box-shadow: var(--shadow-md);
}

.experience-item h4 {
    margin-bottom: 0.25rem;
}

.experience-item .company {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.experience-item p {
    font-size: 0.9375rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* CTA Section - Gradient */
.cta-section {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.2) 0%, transparent 60%);
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.cta-section .btn-primary:hover {
    background: var(--bg-secondary);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* Footer - Dark elegant */
.footer {
    background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand img {
    height: 40px;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.footer-links h4 {
    color: white;
    margin-bottom: 1.25rem;
    font-size: 1rem;
    font-weight: 600;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 0.25rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.footer-social a {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.footer-social a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: translateY(-2px);
}

.footer-social img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.footer-social a:hover img {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

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

.text-primary {
    color: var(--primary-color);
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Responsive Design */
@media (max-width: 992px) {
    h1 {
        font-size: 2.75rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-image img {
        max-width: 240px;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-text {
        text-align: left;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem 2rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
    }

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

    .navbar-toggle {
        display: flex;
    }

    .section {
        padding: 4rem 0;
    }

    .section-header {
        margin-bottom: 3rem;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

    .app-hero {
        padding: 8rem 0 4rem;
    }

    h1 {
        font-size: 2.25rem;
    }

    .stats {
        gap: 2rem;
    }

    .stat-value {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    h1 {
        font-size: 2rem;
    }

    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .platform-badge {
        font-size: 0.8125rem;
        padding: 0.4rem 0.75rem;
    }
}