/* MacBook Screen Repair - Main Styles */
/* Based on Nutekno Template */

/* ===== Google Fonts Import ===== */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Inter+Tight:wght@400;500;600;700&display=swap');

/* ===== CSS Variables ===== */
:root {
    --primary-blue: #1a1a2e;
    --primary-accent: #0f4c75;
    --secondary-accent: #3282b8;
    --text-dark: #1a1a2e;
    --text-gray: #5a5a6e;
    --text-white: #FFFFFF;
    --bg-light: #f8f9fa;
    --bg-white: #FFFFFF;
    --bg-dark: #1a1a2e;
    --border-light: #e0e0e0;
    --font-heading: 'DM Sans', sans-serif;
    --font-body: 'Inter Tight', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-gray);
    background-color: var(--bg-white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* ===== Content Links (Interlinking) ===== */
/* Style links within content areas to stand out with theme colors */
.content-block a,
.section p a,
.section li a,
.info-box a,
.accordion-body a,
main p a,
main li a {
    color: var(--secondary-accent);
    font-weight: 500;
    text-decoration: underline;
    text-decoration-color: rgba(50, 130, 184, 0.3);
    text-underline-offset: 2px;
    transition: all 0.2s ease;
}

.content-block a:hover,
.section p a:hover,
.section li a:hover,
.info-box a:hover,
.accordion-body a:hover,
main p a:hover,
main li a:hover {
    color: var(--primary-accent);
    text-decoration-color: var(--primary-accent);
}

/* Links in pricing tables */
.pricing-table a {
    color: var(--secondary-accent);
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px dashed var(--secondary-accent);
    transition: all 0.2s ease;
}

.pricing-table a:hover {
    color: var(--primary-accent);
    border-bottom-color: var(--primary-accent);
    border-bottom-style: solid;
}

/* Links in sidebar boxes */
.sidebar-box p a {
    color: var(--secondary-accent);
    font-weight: 500;
}

.sidebar-box p a:hover {
    color: var(--primary-accent);
}

ul, ol {
    list-style: none;
}

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

h1 { font-size: 52px; letter-spacing: -0.5px; }
h2 { font-size: 38px; }
h3 { font-size: 28px; }
h4 { font-size: 22px; }
h5 { font-size: 18px; }
h6 { font-size: 16px; text-transform: uppercase; color: var(--primary-accent); font-weight: 600; letter-spacing: 1px; }

p { margin-bottom: 1rem; }

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: var(--text-dark);
}

.btn-secondary {
    background: transparent;
    color: var(--text-dark);
    border: 2px solid var(--text-dark);
}

.btn-secondary:hover {
    background: var(--primary-accent);
    border-color: var(--primary-accent);
    color: var(--text-white);
}

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

.btn-white:hover {
    background: var(--bg-light);
}

/* Call Now Button - Green */
.btn-call {
    background: #16A34A;
    color: #FFFFFF;
    border: none;
}

.btn-call:hover {
    background: #15803D;
    color: #FFFFFF;
}

/* ===== Header ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
    min-height: auto;
    display: flex;
    align-items: center;
    padding: 0.25rem 1.5rem;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo img {
    height: 160px;
    width: auto;
    max-width: 800px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-menu > a,
.nav-menu > .dropdown > .dropdown-toggle {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
    white-space: nowrap;
    padding: 8px 0;
}

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

.nav-menu .dropdown {
    position: relative;
}

.nav-menu .dropdown-toggle::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 6px;
    vertical-align: middle;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 16px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

/* Hide mobile CTA on desktop */
.mobile-cta {
    display: none;
}

.mobile-toggle {
    display: none;
    background: var(--primary-accent);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-white);
    font-size: 18px;
    flex-shrink: 0;
}

.mobile-toggle.active {
    background: var(--text-dark);
}

.mobile-toggle .fa-times {
    display: none;
}

.mobile-toggle.active .fa-bars {
    display: none;
}

.mobile-toggle.active .fa-times {
    display: inline;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-accent) 100%);
    padding: 5rem 1.5rem;
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 680px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero h3 {
    font-size: 20px;
    font-weight: 400;
    color: rgba(255,255,255,0.9);
    margin-bottom: 0.5rem;
}

.hero p {
    color: rgba(255,255,255,0.8);
    font-size: 17px;
    margin-bottom: 2rem;
    max-width: 560px;
}

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

/* ===== Page Hero (Inner Pages) ===== */
.page-hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-accent) 100%);
    padding: 4rem 1.5rem;
    text-align: center;
}

.page-hero h1 {
    color: var(--text-white);
    font-size: 42px;
    margin-bottom: 0.5rem;
}

.page-hero p {
    color: rgba(255,255,255,0.8);
    font-size: 17px;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
    padding: 1rem 0;
    font-size: 16px;
    color: var(--text-gray);
}

.breadcrumb a {
    color: var(--primary-accent);
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    margin: 0 0.5rem;
    color: var(--border-light);
}

/* ===== Section Styles ===== */
.section {
    padding: 5rem 1.5rem;
}

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

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

.section-dark {
    background: var(--bg-dark);
    color: var(--text-white);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h6 {
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--text-gray);
}

/* ===== Content Styles ===== */
.content-block {
    margin-bottom: 2.5rem;
}

.content-block h2 {
    margin-bottom: 1rem;
    font-size: 28px;
}

.content-block h3 {
    margin-bottom: 0.75rem;
    font-size: 22px;
}

.content-block p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.content-block ul {
    margin-bottom: 1rem;
    padding-left: 0;
}

.content-block ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.content-block ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary-accent);
    border-radius: 50%;
}

/* ===== Services Grid ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-accent);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--primary-accent);
    font-size: 24px;
}

.service-card h4 {
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 16px;
    margin-bottom: 1.25rem;
}

/* ===== Feature Box ===== */
.feature-box {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-accent);
    font-size: 20px;
}

.feature-content h5 {
    margin-bottom: 0.25rem;
}

.feature-content p {
    font-size: 16px;
    margin-bottom: 0;
}

/* ===== Info Box ===== */
.info-box {
    background: var(--bg-light);
    border-left: 4px solid var(--primary-accent);
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.info-box.warning {
    border-left-color: #e67e22;
    background: #fef9e7;
}

.info-box p {
    margin-bottom: 0;
    font-size: 16px;
}

/* ===== Model Grid ===== */
.model-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.model-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    text-align: center;
    transition: all 0.3s ease;
}

.model-card:hover {
    border-color: var(--primary-accent);
    box-shadow: var(--shadow-sm);
}

.model-card h5 {
    font-size: 16px;
    margin-bottom: 0.25rem;
}

.model-card span {
    font-size: 16px;
    color: var(--text-gray);
}

/* ===== Suburb Grid ===== */
.suburb-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
}

.suburb-link {
    display: block;
    padding: 0.75rem 1rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.suburb-link:hover {
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

/* ===== FAQ Accordion ===== */
.accordion {
    border: none;
}

.accordion-item {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.accordion-header {
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-dark);
    background: var(--bg-white);
    transition: all 0.3s ease;
}

.accordion-header:hover {
    background: var(--bg-light);
}

.accordion-header i {
    transition: transform 0.3s ease;
    color: var(--text-gray);
}

.accordion-item.active .accordion-header {
    background: var(--primary-accent);
    color: var(--text-white);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
    color: var(--text-white);
}

.accordion-body {
    display: none;
    padding: 1.25rem 1.5rem;
    background: var(--bg-white);
    line-height: 1.7;
    color: var(--text-gray);
}

.accordion-item.active .accordion-body {
    display: block;
}

/* ===== CTA Section ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-accent) 100%);
    padding: 4rem 1.5rem;
    text-align: center;
}

.cta-section h2 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255,255,255,0.8);
    max-width: 500px;
    margin: 0 auto 2rem;
}

/* ===== Contact Form ===== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 16px;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-accent);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary-accent);
}

.form-check label {
    font-size: 16px;
    line-height: 1.5;
}

/* ===== Contact Info ===== */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-accent);
    flex-shrink: 0;
}

.contact-item h5 {
    font-size: 16px;
    margin-bottom: 0.25rem;
}

.contact-item p {
    margin-bottom: 0;
    font-size: 16px;
}

/* ===== Pricing Table ===== */
.pricing-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.pricing-table th,
.pricing-table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.pricing-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 16px;
}

.pricing-table td {
    font-size: 16px;
}

.pricing-table tr:hover td {
    background: var(--bg-light);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    padding: 4rem 1.5rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2.5rem;
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    font-size: 16px;
    margin-top: 1rem;
    line-height: 1.7;
}

.footer h5 {
    color: var(--text-white);
    font-size: 16px;
    margin-bottom: 1.25rem;
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.6);
    padding: 6px 0;
    font-size: 16px;
    transition: color 0.3s;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 16px;
}

/* Ensure all footer text is 16px minimum (override inline styles) */
.footer span,
.footer p span,
.footer-bottom span,
.footer-bottom p span {
    font-size: 16px !important;
}

.footer-bottom a {
    color: rgba(255,255,255,0.5);
}

.footer-bottom a:hover {
    color: var(--text-white);
}

/* Footer Policy Links - Proper spacing for accessibility (Google guidelines: 44px touch targets) */
.footer-bottom > div {
    display: flex;
    align-items: center;
    gap: 0;
}

.footer-bottom > div a {
    padding: 8px 16px;
    display: inline-block;
    min-height: 44px;
    line-height: 28px;
}

.footer-bottom > div a:not(:last-child)::after {
    content: "|";
    margin-left: 16px;
    color: rgba(255,255,255,0.3);
}

/* ===== Two Column Layout ===== */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.two-col-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

/* ===== Sidebar ===== */
.sidebar {
    position: sticky;
    top: 90px;
}

.sidebar-box {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-box h5 {
    margin-bottom: 1rem;
    font-size: 16px;
}

.sidebar-links a {
    display: block;
    padding: 8px 0;
    font-size: 16px;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-links a:last-child {
    border-bottom: none;
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
    
    .hero h1 { font-size: 38px; }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .model-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .suburb-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .two-col-content {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
}

@media (max-width: 992px) {
    .nav-menu {
        gap: 16px;
    }
    
    .nav-menu > a,
    .nav-menu > .dropdown > .dropdown-toggle {
        font-size: 16px;
    }
    
    .header-actions .btn {
        padding: 10px 16px;
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 30px; }
    h2 { font-size: 24px; }
    
    .section {
        padding: 3rem 1rem;
    }
    
    .header {
        padding: 0 1rem;
    }
    
    .header-inner {
        position: relative;
    }
    
    .logo img {
        height: 120px;
        max-width: 600px;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 180px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 0;
        gap: 0;
        overflow-y: auto;
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu > a,
    .nav-menu > .dropdown {
        width: 100%;
        border-bottom: 1px solid var(--border-light);
    }
    
    .nav-menu > a,
    .nav-menu > .dropdown > .dropdown-toggle {
        display: block;
        padding: 1rem 1.5rem;
        font-size: 16px;
    }
    
    .nav-menu .dropdown {
        position: static;
    }
    
    .nav-menu .dropdown-toggle::after {
        float: right;
        margin-top: 6px;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        background: var(--bg-light);
    }
    
    .dropdown.open .dropdown-menu {
        max-height: 500px;
    }
    
    .dropdown-menu a {
        padding: 12px 2rem;
        border-bottom: 1px solid var(--border-light);
    }
    
    .dropdown-menu a:last-child {
        border-bottom: none;
    }
    
    .dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .header-actions .btn {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero {
        min-height: auto;
        padding: 3rem 1rem;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .model-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .suburb-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .two-col {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
    
    .footer-brand .logo img {
        margin: 0 auto;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Mobile CTA at bottom of menu */
    .nav-menu .mobile-cta {
        display: block;
        padding: 1.5rem;
        background: var(--bg-light);
        margin-top: auto;
    }
    
    .nav-menu .mobile-cta .btn {
        display: flex;
        width: 100%;
        justify-content: center;
    }
}

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

.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; }
.mb-5 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.d-flex { display: flex; }
.d-grid { display: grid; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

.w-100 { width: 100%; }