/* ========================================
   STYLE.CSS - HOLISBYTE
   Premium MNC Design System
   ======================================== */

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-dark);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-dark);
}

h1 {
    font-size: var(--font-size-h1);
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: var(--font-size-h2);
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-md);
}

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

h5 {
    font-size: var(--font-size-h5);
}

h6 {
    font-size: var(--font-size-h6);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

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

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

/* ===== SECTION STYLING ===== */
section {
    padding: var(--spacing-4xl) 0;
}

.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 4%;
    width: 100%;
}

.container-custom .row {
    margin-left: -12px;
    margin-right: -12px;
}

.container-custom .col-lg-4,
.container-custom .col-lg-6,
.container-custom .col-md-6 {
    padding-left: 12px;
    padding-right: 12px;
}

/* ===== NAVBAR STYLES ===== */
.navbar {
    background-color: var(--color-bg-primary);
    box-shadow: 0 2px 8px rgba(32, 33, 36, 0.08);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(66, 133, 244, 0.1);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(32, 33, 36, 0.12);
    border-bottom: 1px solid var(--color-border);
}

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

.navbar-brand {
    font-weight: 700;
    font-size: 20px;
    color: var(--color-text-dark) !important;
    transition: all var(--transition-fast);
}

.navbar-brand:hover {
    opacity: 0.8;
}

.nav-link {
    color: var(--color-text-dark) !important;
    font-weight: 500;
    font-size: 15px;
    margin: 0 var(--spacing-lg);
    position: relative;
    transition: all var(--transition-fast);
    letter-spacing: 0.3px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
    border-radius: 3px;
}

.nav-link:hover {
    color: var(--color-primary-blue) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--color-primary-blue) !important;
}

.navbar-toggler {
    border: none;
    padding: var(--spacing-sm);
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--color-primary-blue);
}

/* ===== BUTTON STYLES ===== */
.btn {
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 15px;
    letter-spacing: 0.4px;
    box-shadow: 0 4px 15px rgba(66, 133, 244, 0.2);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 8px 25px rgba(66, 133, 244, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(66, 133, 244, 0.4);
    color: var(--color-white);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary-blue);
    border: 2.5px solid var(--color-primary-blue);
    box-shadow: none;
}

.btn-secondary:hover {
    background: var(--color-primary-blue);
    color: var(--color-white);
    box-shadow: 0 8px 25px rgba(66, 133, 244, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-dark);
    border: 2px solid var(--color-border);
    box-shadow: none;
}

.btn-outline:hover {
    border-color: var(--color-primary-blue);
    color: var(--color-primary-blue);
    background: rgba(66, 133, 244, 0.05);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-sm {
    padding: 10px 18px;
    font-size: 14px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, #F5F5F5 0%, #ECECEC 100%);
    color: var(--color-text-dark);
    padding: 120px 0 !important;
    position: relative;
    overflow: hidden;
    min-height: 650px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.08" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,128C1248,117,1344,107,1392,101.3L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    filter: blur(40px);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
    animation: slideInLeft 0.8s ease-out;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 18px;
    margin-bottom: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.95);
    max-width: 600px;
    animation: slideInLeft 0.8s ease-out 0.2s backwards;
    line-height: 1.7;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    animation: slideInLeft 0.8s ease-out 0.4s backwards;
}

/* ===== CARD STYLES ===== */
.card-custom {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 4px 20px rgba(32, 33, 36, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1.5px solid #f0f0f0;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 0px;
    background: linear-gradient(90deg, rgba(66, 133, 244, 0.1), rgba(31, 113, 231, 0.1));
    transition: height 0.4s ease;
    z-index: 0;
}

.card-custom:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(66, 133, 244, 0.2);
    border-color: #3086ff;
}

.card-custom:hover::before {
    height: 5px;
}

.card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.1), rgba(31, 113, 231, 0.1));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg) auto;
    font-size: 48px;
    color: #3086ff;
    border: none;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.card-custom:hover .card-icon {
    background: linear-gradient(135deg, #3086ff, #1a5acc);
    color: white;
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 20px rgba(66, 133, 244, 0.3);
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: #1a1a1a;
    letter-spacing: -0.3px;
    position: relative;
    z-index: 1;
    line-height: 1.3;
}

.card-description {
    font-size: 15px;
    color: #666;
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.card-custom a {
    position: relative;
    z-index: 1;
    color: #3086ff;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.card-custom a:hover {
    color: #1a5acc;
}

.card-description {
    color: var(--color-text-light);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

/* ===== SECTION STYLING ===== */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title h2 {
    font-size: var(--font-size-h2);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #202124 0%, #3086ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title p {
    font-size: 17px;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

.section-light {
    background: linear-gradient(180deg, #FAFBFC 0%, #F3F6FA 100%);
}

/* ===== FOOTER STYLES ===== */
.footer {
    background: linear-gradient(135deg, #1A202C 0%, #0F1419 100%);
    color: var(--color-text-white);
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
    border-top: 1px solid rgba(66, 133, 244, 0.1);
}

.footer-section h5 {
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.footer-link {
    color: rgba(255, 255, 255, 0.75);
    display: block;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-fast);
    font-size: 14px;
    font-weight: 400;
}

.footer-link:hover {
    color: var(--color-primary-blue);
    padding-left: 6px;
}

.footer-logo img {
    height: 30px;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(66, 133, 244, 0.15);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-blue);
    transition: all var(--transition-base);
    border: 1px solid rgba(66, 133, 244, 0.3);
}

.social-link:hover {
    background: var(--color-primary-blue);
    color: var(--color-white);
    transform: translateY(-4px);
    border-color: var(--color-primary-blue);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* ===== STAT COUNTER ===== */
.stat-box {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--color-white);
    display: block;
    line-height: 1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    section {
        padding: var(--spacing-3xl) var(--spacing-md);
    }
    
    .hero {
        padding: 80px 0 !important;
        min-height: 450px;
    }
    
    .hero h1 {
        font-size: 40px;
        letter-spacing: -0.3px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .stat-number {
        font-size: 42px;
    }
    
    .section-title {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-title h2 {
        font-size: 32px;
    }
    
    .card-custom {
        padding: var(--spacing-lg);
    }
    
    .navbar {
        padding: var(--spacing-md) 0;
    }
    
    .nav-link {
        margin: var(--spacing-sm) 0;
    }
}

@media (max-width: 576px) {
    .hero {
        min-height: 350px;
        padding: 60px var(--spacing-md) !important;
    }
    
    .hero h1 {
        font-size: 32px;
        margin-bottom: var(--spacing-md);
    }
    
    .hero p {
        font-size: 15px;
        margin-bottom: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .card-custom {
        padding: var(--spacing-md);
    }
    
    .section-title h2 {
        font-size: 26px;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 14px;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-primary {
    color: var(--color-primary-blue) !important;
}

.text-white {
    color: var(--color-white) !important;
}

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

.text-muted {
    color: var(--color-text-muted) !important;
}

.bg-primary {
    background: var(--gradient-primary) !important;
}

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

.rounded-lg {
    border-radius: var(--radius-lg) !important;
}

.shadow-md {
    box-shadow: var(--shadow-md) !important;
}

.mt-custom {
    margin-top: var(--spacing-2xl);
}

.mb-custom {
    margin-bottom: var(--spacing-2xl);
}

.py-custom {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
}