/*===========================
    TAMUB PRODUCTION STYLES
    60% White | 30% Black/Gray | 10% Primary
===========================*/

/* Color System - 60-30-10 Principle */
:root {
    /* Primary Color (10% usage) */
    --primary: #56C596;
    --primary-dark: #4AB085;
    --primary-light: #6BD1A6;
    --primary-alpha: rgba(86, 197, 150, 0.1);
    
    /* Neutral Colors (30% usage) */
    --black: #1a1a1a;
    --gray-900: #2d2d2d;
    --gray-800: #404040;
    --gray-700: #525252;
    --gray-600: #737373;
    --gray-500: #8b8b8b;
    --gray-400: #a3a3a3;
    --gray-300: #d4d4d4;
    --gray-200: #e5e5e5;
    --gray-100: #f5f5f5;
    
    /* White Variations (60% usage) */
    --white: #ffffff;
    --white-soft: #fafafa;
    --white-warm: #fcfcfc;
    --white-cool: #f8f9fa;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.12);
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ===========================
   UX FIXES (Bootstrap 4 site)
   =========================== */

/* Re-introduce visible focus for keyboard users (template disables outlines globally) */
@supports selector(:focus-visible) {
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
        outline: 3px solid var(--primary);
        outline-offset: 3px;
    }
}

@supports not selector(:focus-visible) {
    a:focus,
    button:focus,
    input:focus,
    textarea:focus,
    select:focus {
        outline: 3px solid var(--primary);
        outline-offset: 3px;
    }
}

/* Disable placeholder links (prevents dead-click + jump-to-top) */
.is-disabled-link {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Bootstrap 5 utility compatibility (project ships Bootstrap 4.5.2) */
.me-3 {
    margin-inline-end: 1rem !important;
}

/* Bootstrap 5 gutter utility used in markup: emulate g-4 for Bootstrap 4 */
.row.g-4 {
    margin-left: -0.75rem;
    margin-right: -0.75rem;
    row-gap: 1.5rem;
}

.row.g-4 > [class*="col-"] {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

/* Typography Improvements */
h1, h2, h3, h4, h5, h6 {
    color: var(--black);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0;
}

p {
    color: var(--gray-600);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Container Improvements */
.container {
    padding-left: 20px;
    padding-right: 20px;
}

/* Section Spacing */
section:not([class*="pt-"]):not([class*="pb-"]):not(.header_area) {
    padding: var(--section-padding);
}

/* Header should not inherit the global section padding (it breaks hero height) */
.header_area {
    padding: 0;
}

.pt-35 { padding-top: 60px !important; }
.pt-30 { padding-top: 60px !important; }

/* Header & Navigation */
.header_navbar {
    background-color: var(--white);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
}

.sticky {
    background-color: var(--white) !important;
    box-shadow: var(--shadow-md) !important;
}

.navbar {
    padding: 20px 0;
}

.navbar-nav .nav-item a {
    color: var(--gray-700) !important;
    font-weight: 500;
    font-size: 15px;
    padding: 8px 16px !important;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-item a:hover,
.navbar-nav .nav-item.active a {
    color: var(--primary) !important;
    background-color: var(--primary-alpha) !important;
}

/* Hero Section */
.header_hero {
    background: linear-gradient(135deg, var(--white) 0%, var(--white-cool) 100%);
    /* Better viewport handling on mobile address-bar browsers */
    min-height: 100vh;
    min-height: 100svh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
}

/* Bootstrap 4 doesn't include min-vh-100; keep the intent */
.min-vh-100 {
    min-height: 100vh;
    min-height: 100svh;
    min-height: 100dvh;
}

/* Hero image sizing (prevents oversized/awkward scaling) */
.header_image .image img {
    max-width: 520px;
    width: 100%;
    height: auto;
    max-height: 80vh;
    object-fit: contain;
}

@media (max-width: 991.98px) {
    .header_image .image img {
        max-width: 360px;
        max-height: 48vh;
    }
}

/* Built for Everyone section: vertical spacing between wrapped rows */
#target-audience .row.g-4 {
    row-gap: 1.5rem;
}

/* Built for Everyone section: equal-height cards */
#target-audience .row.g-4 > [class*="col-"] {
    display: flex;
}

#target-audience .row.g-4 > [class*="col-"] > .single_features {
    width: 100%;
    height: 100%;
}


.header_hero::before {
    background: linear-gradient(135deg, var(--white-soft) 0%, var(--white-cool) 100%);
}

.header_title {
    font-size: 56px !important;
    font-weight: 700 !important;
    color: var(--black) !important;
    line-height: 1.2 !important;
    margin-bottom: 24px;
}

.header_title span {
    color: var(--primary) !important;
}

.header_hero_content p {
    font-size: 18px;
    color: var(--gray-600) !important;
    margin-bottom: 32px;
    max-width: 500px;
}

/* Buttons */
.main-btn {
    background-color: var(--primary) !important;
    border: 2px solid var(--primary) !important;
    color: var(--white) !important;
    font-weight: 600 !important;
    padding: 14px 32px !important;
    border-radius: 8px !important;
    font-size: 15px !important;
    height: auto !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    text-decoration: none;
    display: inline-block;
}

.main-btn:hover {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.main-btn.main-btn-2 {
    background-color: transparent !important;
    color: var(--gray-700) !important;
    border-color: var(--gray-300) !important;
}

.main-btn.main-btn-2:hover {
    background-color: var(--gray-900) !important;
    border-color: var(--gray-900) !important;
    color: var(--white) !important;
}

/* Features Section */
.features_area {
    background-color: var(--white-soft);
}

.single_features {
    background-color: var(--white) !important;
    border: 1px solid var(--gray-200);
    border-radius: 12px !important;
    padding: 40px 30px !important;
    transition: all 0.3s ease !important;
    height: 100%;
    box-shadow: var(--shadow-sm);
}

.single_features:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg) !important;
    border-color: var(--primary-alpha);
}

.features_icon {
    margin-bottom: 24px;
}

.features_icon i {
    width: 64px !important;
    height: 64px !important;
    line-height: 64px !important;
    font-size: 28px !important;
    border-radius: 12px !important;
    color: var(--white) !important;
}

.single_features.features_1 .features_icon i {
    background-color: var(--primary) !important;
}

.single_features.features_2 .features_icon i {
    background-color: var(--gray-800) !important;
}

.single_features.features_3 .features_icon i {
    background-color: var(--gray-700) !important;
}

.features_title {
    font-size: 20px !important;
    font-weight: 600 !important;
    color: var(--black) !important;
    margin-bottom: 16px !important;
}

.features_content p {
    color: var(--gray-600);
    font-size: 15px;
    line-height: 1.6;
}

/* About Section */
.about_area {
    background-color: var(--white);
}

.about_content .section_title .title {
    font-size: 42px !important;
    margin-bottom: 24px;
}

.about_content .section_title p {
    font-size: 16px;
    margin-bottom: 16px;
}

/* App Features Section */
#app-features {
    background-color: var(--white-cool) !important;
}

/* Target Audience Section */
#target-audience {
    background-color: var(--white) !important;
}

/* Section Titles */
.section_title {
    text-align: center;
    margin-bottom: 60px;
}

.section_title .title {
    font-size: 42px !important;
    font-weight: 700 !important;
    color: var(--black) !important;
    margin-bottom: 16px;
    position: relative;
}

.section_title .title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section_title p {
    font-size: 18px;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Pricing Section */
.pricing_area {
    background-color: var(--white-soft);
}

.single_pricing {
    background-color: var(--white) !important;
    border: 1px solid var(--gray-200) !important;
    border-radius: 16px !important;
    padding: 40px 30px !important;
    transition: all 0.3s ease !important;
    box-shadow: var(--shadow-sm) !important;
}

.single_pricing:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg) !important;
}

.single_pricing.pricing_active {
    border-color: var(--primary) !important;
    box-shadow: var(--shadow-md) !important;
}

.pricing_title {
    font-size: 22px !important;
    font-weight: 600 !important;
    color: var(--black) !important;
    margin-bottom: 16px;
}

.single_pricing .pricing_top_bar i {
    background-color: var(--gray-100) !important;
    color: var(--primary) !important;
    width: 72px !important;
    height: 72px !important;
    line-height: 72px !important;
    font-size: 32px !important;
}

.single_pricing .pricing_top_bar .price {
    color: var(--black) !important;
    font-size: 36px !important;
    font-weight: 700 !important;
}

.pricing_list ul li {
    color: var(--gray-600) !important;
    font-size: 15px;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-200);
}

.pricing_list ul li:last-child {
    border-bottom: none;
}

/* Download Section */
.download_app {
    background: linear-gradient(135deg, var(--black) 0%, var(--gray-900) 100%) !important;
    border-radius: 16px !important;
}

.download_title {
    color: var(--white) !important;
    font-size: 36px !important;
    font-weight: 700 !important;
}

.download_app_content p {
    color: var(--gray-300) !important;
    font-size: 16px;
}

/* Store badges (App Store / Google Play) */
#download .download_app_content ul {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 24px;
}

#download .download_app_content ul li {
    display: block;
    margin-top: 0;
}

#download .download_app_content ul li + li {
    margin-left: 0;
}

#download .download_app_content ul li a {
    background-color: var(--black) !important;
    border: 1px solid var(--gray-700);
    border-radius: 14px !important;
    padding: 14px 18px !important;
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1 1 220px;
    min-width: 0;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

#download .download_app_content ul li a:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--white);
    background-color: var(--gray-900) !important;
}

#download .download_app_content ul li a .icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background-color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}

#download .download_app_content ul li a .icon i {
    font-size: 22px;
    color: var(--white);
}

#download .download_app_content ul li a .content {
    padding-left: 0 !important;
}

#download .download_app_content ul li a .content .title {
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    margin: 0;
    line-height: 1.2;
}

#download .download_app_content ul li a .content p {
    margin-top: 4px;
    color: var(--white) !important;
    opacity: 0.85;
    font-size: 12px;
    line-height: 1.3;
}

@media (max-width: 767px) {
    #download .download_app_content ul {
        gap: 12px;
    }

    #download .download_app_content ul li a {
        flex: 1 1 0;
        justify-content: flex-start;
    }
}

/* Blog Section */
.blog_area {
    background-color: var(--white);
}

.single_blog {
    background-color: var(--white) !important;
    border: 1px solid var(--gray-200) !important;
    border-radius: 12px !important;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm) !important;
}

.single_blog:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg) !important;
}

.blog_title a {
    color: var(--black) !important;
    font-size: 20px !important;
    font-weight: 600 !important;
}

.blog_title a:hover {
    color: var(--primary) !important;
}

.blog_content .main-btn {
    background-color: transparent !important;
    color: var(--primary) !important;
    border-color: var(--primary) !important;
    padding: 8px 20px !important;
    font-size: 14px !important;
    height: auto !important;
    line-height: 1.4 !important;
}

/* Footer */
.footer_area {
    background-color: var(--black) !important;
}

.footer_area::before {
    background: var(--black) !important;
}

.subscribe_title {
    color: var(--white) !important;
    font-size: 36px !important;
    font-weight: 700 !important;
}

.footer_subscribe p {
    color: var(--gray-400) !important;
}

.subscribe_form input {
    background-color: var(--white) !important;
    border: 1px solid var(--gray-300) !important;
    border-radius: 8px !important;
    padding: 16px 20px !important;
    font-size: 15px;
}

.footer_social ul li a {
    background-color: transparent !important;
    border-color: var(--gray-600) !important;
    color: var(--gray-400) !important;
    transition: all 0.3s ease;
}

.footer_social ul li a:hover {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
    color: var(--white) !important;
}

.footer_copyright p {
    color: var(--gray-500) !important;
    font-size: 14px;
}

/* Preloader */
.preloader {
    background-color: var(--white) !important;
}

.preloader .loader .ytp-spinner-circle {
    border-color: var(--primary) var(--primary) var(--gray-200) !important;
}

/* Back to Top */
.back-to-top {
    background-color: var(--primary) !important;
    border-radius: 8px !important;
    transition: all 0.3s ease;
}

.back-to-top:hover {
    background-color: var(--primary-dark) !important;
    transform: translateY(-2px);
}

/* Mobile Responsiveness */
@media (max-width: 991px) {
    .header_title {
        font-size: 42px !important;
    }
    
    .section_title .title {
        font-size: 32px !important;
    }
    
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
}

@media (max-width: 767px) {
    .header_title {
        font-size: 36px !important;
    }
    
    .section_title .title {
        font-size: 28px !important;
    }
    
    section:not([class*="pt-"]):not([class*="pb-"]):not(.header_area) {
        padding: 60px 0;
    }

    /* Reduce template spacing utilities on small screens */
    .pt-80 { padding-top: 60px !important; }
    .pb-80 { padding-bottom: 60px !important; }
    .pt-75 { padding-top: 55px !important; }
    .mb-80 { margin-bottom: 60px !important; }

    /* Hero: avoid forced 100vh + center alignment on mobile */
    .header_hero {
        min-height: auto;
        display: block;
        padding-top: 90px;
        padding-bottom: 50px;
    }

    .navbar {
        padding: 12px 0;
    }

    .main-btn {
        padding: 12px 22px !important;
        font-size: 14px !important;
    }

    .header_image .image {
        padding-bottom: 0;
    }

    /* Download section: reduce oversized card padding on mobile */
    #download .download_app {
        padding: 70px 22px 70px;
        margin-top: 40px;
    }

    /* Footer: scale down large subscribe heading */
    .subscribe_title {
        font-size: 26px !important;
    }
    
    .single_features {
        margin-bottom: 30px;
    }

    /* Cards: prevent overlap in narrow, single-column stacks */
    #target-audience .row.g-4 > [class*="col-"] {
        display: block;
    }

    #target-audience .row.g-4 > [class*="col-"] > .single_features {
        height: auto;
    }
    

/* Fallback for browsers without flex row-gap support */
@supports not (row-gap: 1rem) {
    .row.g-4 > [class*="col-"] {
        margin-bottom: 1.5rem;
    }
    .row.g-4 > [class*="col-"]:last-child {
        margin-bottom: 0;
    }
}
    .header_hero_content ul li {
        display: block;
        margin-bottom: 12px;
    }
    
    .header_hero_content ul li + li {
        margin-left: 0;
    }
}

/* Smooth Animations */
html {
    scroll-behavior: smooth;
}

/* Focus States for Accessibility */
.main-btn:focus,
.navbar-nav .nav-item a:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header_navbar,
    .back-to-top,
    .preloader {
        display: none !important;
    }
}