/* ========================================
   Hanna Travel Agency - Main Stylesheet
   Task 2: CSS Custom Properties & Base Styles
   ======================================== */

/* ======================
   CSS Reset & Base Styles
   ====================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-charcoal);
    background-color: var(--color-white);
}

/* ======================
   CSS Custom Properties
   ====================== */

:root {
    /* Primary Colors */
    --color-brand-blue: #0066CC;
    --color-charcoal: #2D3142;

    /* Accent Colors */
    --color-coral: #FF6B35;
    --color-yellow: #FFC857;
    --color-teal: #20B2AA;

    /* Neutral Colors */
    --color-soft-white: #F8F9FA;
    --color-white: #FFFFFF;
    --color-gray: #6C757D;

    /* Gradients */
    --gradient-coral: linear-gradient(135deg, #FF6B35 0%, #FF8C42 100%);

    /* Typography */
    --font-heading: 'Montserrat', 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    /* Section Spacing */
    --section-padding: 5rem 0;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Shadows */
    --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-strong: 0 4px 16px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* Container */
    --container-max-width: 1200px;
    --container-padding: 0 1.25rem;
}

/* ======================
   Typography
   ====================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-brand-blue);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* ======================
   Utility Classes
   ====================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-brand-blue);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Required Field Indicator */
.required {
    color: var(--color-coral);
}

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

/* ======================
   Buttons
   ====================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-coral);
    color: white;
    box-shadow: var(--shadow-strong);
}

.btn-primary:hover,
.btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background: white;
    color: var(--color-brand-blue);
    transform: translateY(-2px);
}

.btn:focus {
    outline: 2px solid var(--color-brand-blue);
    outline-offset: 2px;
}

.btn:active {
    transform: translateY(0);
}

/* Button Sizes */
.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-submit {
    width: 100%;
    margin-top: var(--spacing-sm);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ======================
   Header & Navigation
   ====================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-subtle);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header-scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-hover);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    gap: var(--spacing-md);
}

.logo img {
    height: 50px;
    width: auto;
    display: block;
}

/* Navigation */
.nav {
    display: none;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-charcoal);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link:hover,
.nav-link:focus {
    color: var(--color-brand-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-coral);
    transition: width var(--transition-base);
}

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

.nav-link:focus {
    outline: 2px solid var(--color-brand-blue);
    outline-offset: 4px;
    border-radius: 2px;
}

/* Header CTA Button */
.header-cta {
    display: none;
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    transition: transform var(--transition-base);
}

.hamburger:hover {
    transform: scale(1.1);
}

.hamburger:focus {
    outline: 2px solid var(--color-brand-blue);
    outline-offset: 4px;
    border-radius: 2px;
}

.hamburger-line {
    width: 30px;
    height: 3px;
    background-color: var(--color-brand-blue);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Navigation */
.nav.active {
    display: block;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-strong);
    padding: var(--spacing-lg) 0;
}

.nav.active .nav-list {
    flex-direction: column;
    gap: 0;
    padding: 0 var(--spacing-lg);
}

.nav.active .nav-link {
    display: block;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-soft-white);
}

/* Desktop Navigation - Tablet and up */
@media (min-width: 768px) {
    .nav {
        display: block;
    }

    .hamburger {
        display: none;
    }

    .header-content {
        padding: 1.25rem 0;
    }
}

/* Desktop Navigation - Large screens */
@media (min-width: 1024px) {
    .header-cta {
        display: inline-block;
    }
}

/* ======================
   Hero Section
   ====================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-brand-blue) 0%, var(--color-teal) 100%);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: var(--spacing-xxl) 0;
    margin-top: 70px;
    overflow: hidden;
}

/* Hero background pattern */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.8) 0%, rgba(32, 178, 170, 0.7) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero-title {
    color: var(--color-white);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: center;
}

/* Tablet and up */
@media (min-width: 768px) {
    .hero {
        margin-top: 80px;
    }

    .hero-ctas {
        flex-direction: row;
    }
}

/* Large screens */
@media (min-width: 1024px) {
    .hero {
        min-height: 90vh;
    }
}

/* ======================
   About Section
   ====================== */

.about {
    padding: var(--section-padding);
    background-color: var(--color-soft-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-content {
    max-width: 700px;
}

.about-content h2 {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.about-content p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

/* Stats Cards */
.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-base);
    border-top: 4px solid var(--color-brand-blue);
}

.stat-card-1 {
    border-top-color: var(--color-brand-blue);
}

.stat-card-2 {
    border-top-color: var(--color-coral);
}

.stat-card-3 {
    border-top-color: var(--color-teal);
}

.stat-card-4 {
    border-top-color: var(--color-yellow);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-brand-blue);
    margin-bottom: var(--spacing-xs);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray);
    font-weight: 500;
}

/* Tablet and up */
@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ======================
   Services Section
   ====================== */

.services {
    padding: var(--section-padding);
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-soft-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-coral);
    background: var(--color-white);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-coral);
    border-radius: var(--radius-md);
    color: var(--color-white);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    color: var(--color-brand-blue);
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray);
}

/* Tablet and up */
@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ======================
   Destinations Section
   ====================== */

.destinations {
    padding: var(--section-padding);
    background-color: var(--color-soft-white);
}

.destinations-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.destination-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-base);
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.destination-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.destination-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.destination-card:hover .destination-image img {
    transform: scale(1.1);
}

.destination-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-lg);
    color: var(--color-white);
    transition: background var(--transition-base);
}

.destination-card:hover .destination-overlay {
    background: linear-gradient(to top, rgba(0, 102, 204, 0.9) 0%, rgba(32, 178, 170, 0.7) 50%, transparent 100%);
}

.destination-name {
    color: var(--color-white);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
    transform: translateY(0);
    transition: transform var(--transition-base);
}

.destination-tagline {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.destination-cta {
    display: inline-block;
    padding: 0.625rem 1.5rem;
    background: var(--gradient-coral);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

.destination-card:hover .destination-cta {
    opacity: 1;
    transform: translateY(0);
}

.destination-cta:hover {
    background: linear-gradient(135deg, #FF8C42 0%, #FF6B35 100%);
}

/* Tablet */
@media (min-width: 768px) {
    .destinations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop - 3 columns, 2 rows */
@media (min-width: 1024px) {
    .destinations-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
}

/* ======================
   Testimonials Section
   ====================== */

.testimonials {
    padding: var(--section-padding);
    background-color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--color-soft-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    position: relative;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-base);
    border-left: 4px solid var(--color-coral);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-left-color: var(--color-brand-blue);
}

.testimonial-quote-icon {
    font-size: 4rem;
    line-height: 1;
    color: var(--color-coral);
    opacity: 0.2;
    font-family: Georgia, serif;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-charcoal);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    border: none;
    padding: 0;
}

.testimonial-author {
    margin-top: var(--spacing-md);
}

.testimonial-name {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-brand-blue);
    font-size: 1.0625rem;
    margin-bottom: 0.25rem;
}

.testimonial-role {
    font-size: 0.9375rem;
    color: var(--color-gray);
    font-style: normal;
}

/* Tablet and up */
@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ======================
   Contact Section
   ====================== */

.contact {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--color-soft-white) 0%, var(--color-white) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xxl);
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-subtle);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--color-soft-white);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-charcoal);
    background-color: var(--color-soft-white);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-brand-blue);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group select:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: var(--color-coral);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-body);
}

.error-message {
    color: var(--color-coral);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.error-message.active {
    display: block;
}

.form-status {
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
    margin-top: var(--spacing-sm);
    display: none;
}

.form-status.success {
    display: block;
    background-color: rgba(32, 178, 170, 0.1);
    color: var(--color-teal);
    border: 1px solid var(--color-teal);
}

.form-status.error {
    display: block;
    background-color: rgba(255, 107, 53, 0.1);
    color: var(--color-coral);
    border: 1px solid var(--color-coral);
}

/* Contact Info */
.contact-info {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-subtle);
}

.contact-info h3 {
    color: var(--color-brand-blue);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.contact-info-item {
    margin-bottom: var(--spacing-lg);
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-info-item strong {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-brand-blue);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

.contact-info-item p {
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: 0;
}

.contact-info-item a {
    color: var(--color-brand-blue);
    text-decoration: underline;
    transition: color var(--transition-base);
}

.contact-info-item a:hover,
.contact-info-item a:focus {
    color: var(--color-coral);
}

/* Tablet and up */
@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 1.5fr 1fr;
    }
}

/* ======================
   Footer
   ====================== */

.footer {
    background-color: var(--color-charcoal);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    height: 60px;
    width: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-base);
}

.social-link:hover,
.social-link:focus {
    background-color: var(--color-coral);
    transform: translateY(-3px);
}

.social-link:focus {
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
}

/* Footer Headings */
.footer-heading {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
    font-weight: 600;
}

/* Footer Links */
.footer-links,
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a,
.footer-contact a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-base);
    position: relative;
    display: inline-block;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-coral);
    transition: width var(--transition-base);
}

.footer-links a:hover,
.footer-links a:focus,
.footer-contact a:hover,
.footer-contact a:focus {
    color: var(--color-white);
}

.footer-links a:hover::after,
.footer-links a:focus::after {
    width: 100%;
}

.footer-contact li {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    margin: 0;
}

/* Tablet and up */
@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-col:first-child {
        grid-column: span 1;
    }
}