/**
 * Best Doors - Shared Styles v2.0
 * Component Library Aligned Stylesheet
 * Based on: /component-library/index.html
 * Updated for consistency with main portal
 */

/* ===========================
   CSS VARIABLES (Component Library)
=========================== */
:root {
    /* Primary Colors */
    --color-red: #ED2027;
    --color-black: #000000;
    --color-grey: #545454;
    --color-light-grey: #D4D2D2;
    --color-white: #FFFFFF;

    /* Secondary Colors */
    --color-maroon: #6F1816;
    --color-strong-red: #D54927;
    --color-dark-slate: #3F616F;
    --color-cyan: #8AD2D1;

    /* Typography */
    --font-primary: 'Roboto', 'Montserrat', sans-serif;
    --font-secondary: 'Lora', 'Georgia', serif;

    /* Spacing - Consistent with portal */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    --spacing-4xl: 80px;
    --spacing-5xl: 104px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows - Enhanced for modern look */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 3px 6px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.12);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15), 0 3px 6px rgba(0,0,0,0.10);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.12), 0 10px 10px -5px rgba(0,0,0,0.06);
    --shadow-xxl: 0 24px 32px rgba(0,0,0,0.16);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Z-index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

/* ===========================
   RESET & BASE
=========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    height: 100%;
}

body {
    font-family: var(--font-primary);
    color: var(--color-black);
    line-height: 1.6;
    background: #f8f9fa;
    font-size: 16px;
    min-height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
}

/* Typography Reset */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-black);
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

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

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

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

/* ===========================
   CONTAINER
=========================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-xl);
}

@media (max-width: 1200px) {
    .container,
    .container-fluid {
        padding: 0 var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .container,
    .container-fluid {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container,
    .container-fluid {
        padding: 0 var(--spacing-sm);
    }
}

/* ===========================
   UTILITY CLASSES
=========================== */

/* Text Alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

/* Flexbox */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* Spacing */
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }
.p-5 { padding: var(--spacing-2xl); }

/* Colors */
.text-primary { color: var(--color-red); }
.text-secondary { color: var(--color-dark-slate); }
.text-success { color: #28a745; }
.text-danger { color: var(--color-strong-red); }
.text-muted { color: var(--color-grey); }

.bg-primary { background-color: var(--color-red); }
.bg-secondary { background-color: var(--color-dark-slate); }
.bg-light { background-color: #f8f9fa; }
.bg-white { background-color: var(--color-white); }

/* ===========================
   BUTTONS - Modern & Polished
=========================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 8px;
    font-weight: 500;
    font-family: var(--font-primary);
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-red), var(--color-strong-red));
    color: white;
    box-shadow: 0 4px 12px rgba(237, 32, 39, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(237, 32, 39, 0.35);
    color: white;
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-black);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-red);
    border-color: var(--color-red);
}

.btn-outline:hover {
    background: var(--color-red);
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.1rem;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.9rem;
}

/* White Buttons for Dark Backgrounds */
.btn-white {
    background: white;
    color: var(--color-red);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    background: white;
    color: var(--color-strong-red);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline-white:hover {
    background: white;
    color: var(--color-red);
    border-color: white;
    transform: translateY(-2px);
}

/* Icon Buttons */
.btn-icon {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-icon i {
    transition: transform var(--transition-base);
}

.btn-icon:hover i {
    transform: translateX(4px);
}

/* ===========================
   CARDS - Modern Design
=========================== */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-dark-slate), #2a4450);
    color: white;
}

.card-body {
    padding: var(--spacing-xl);
}

.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: #f8f9fa;
    border-top: 1px solid var(--color-light-grey);
}

.card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

/* Product Cards */
.product-card {
    transition: all var(--transition-base);
    cursor: pointer;
}

.product-card:hover {
    transform: scale(1.02);
}

.product-card .badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--color-red);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===========================
   SECTIONS - Professional Layout
=========================== */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-family: var(--font-secondary);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-red);
}

.section-subtitle {
    color: var(--color-grey);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===========================
   GRID LAYOUTS
=========================== */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

@media (max-width: 992px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ===========================
   FORMS - Clean & Modern
=========================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-black);
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-light-grey);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-red);
    box-shadow: 0 0 0 3px rgba(237, 32, 39, 0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23545454' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: var(--spacing-2xl);
}

/* ===========================
   BADGES & TAGS
=========================== */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.badge-secondary {
    background: var(--color-dark-slate);
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, #d1f4e0, #b8ecd1);
    color: #0d6832;
}

.badge-warning {
    background: linear-gradient(135deg, #fff3cd, #ffe69c);
    color: #856404;
}

/* ===========================
   FEATURE LISTS
=========================== */
.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: var(--spacing-md) 0;
    padding-left: var(--spacing-2xl);
    position: relative;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.feature-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--color-cyan);
    background: rgba(138, 210, 209, 0.15);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

/* ===========================
   HERO SECTIONS
=========================== */
.hero {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #f8f9fa, white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-red) 0%, transparent 70%);
    opacity: 0.05;
    border-radius: 50%;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-grey);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

/* ===========================
   ANIMATIONS
=========================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Animation Utilities */
.animate-fadeIn { animation: fadeIn 0.6s ease-out; }
.animate-fadeInUp { animation: fadeInUp 0.6s ease-out; }
.animate-fadeInDown { animation: fadeInDown 0.6s ease-out; }
.animate-slideInLeft { animation: slideInLeft 0.6s ease-out; }
.animate-slideInRight { animation: slideInRight 0.6s ease-out; }
.animate-pulse { animation: pulse 2s infinite; }

/* ===========================
   OPTIONAL CONTENT INDICATOR
=========================== */
.optional-content {
    border-left: 4px solid var(--color-cyan);
    background: linear-gradient(90deg, rgba(138, 210, 209, 0.1) 0%, transparent 100%);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    position: relative;
}

.optional-content::before {
    content: 'OPTIONAL';
    position: absolute;
    top: -10px;
    left: var(--spacing-md);
    background: var(--color-cyan);
    color: var(--color-dark-slate);
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
}

/* ===========================
   LOADING STATES
=========================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ===========================
   RESPONSIVE UTILITIES
=========================== */
@media (max-width: 1024px) {
    .hide-tablet {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }

    h1 { font-size: clamp(1.75rem, 6vw, 2.2rem); }
    h2 { font-size: clamp(1.5rem, 5.5vw, 1.9rem); }
    h3 { font-size: clamp(1.35rem, 5vw, 1.6rem); }
    h4 { font-size: clamp(1.2rem, 4.5vw, 1.4rem); }
    h5 { font-size: clamp(1.05rem, 4vw, 1.2rem); }
    h6 { font-size: clamp(0.95rem, 3.5vw, 1.05rem); }

    body {
        font-size: 15px;
    }
}

@media (max-width: 600px) {
    body {
        font-size: 14px;
    }
}

@media (max-width: 420px) {
    body {
        font-size: 13.5px;
    }
}

@media (min-width: 769px) {
    .show-mobile {
        display: none !important;
    }
}

/* ===========================
   ACCESSIBILITY
=========================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* Focus Visible */
*:focus-visible {
    outline: 3px solid var(--color-red);
    outline-offset: 2px;
}

/* Skip to Content */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-red);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0 0 var(--radius-md) 0;
    text-decoration: none;
    z-index: 999;
}

.skip-to-content:focus {
    top: 0;
}

/* ===========================
   PRINT STYLES
=========================== */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    a {
        text-decoration: underline;
    }

    .container {
        width: 100%;
        max-width: none;
    }
}