/* ========================================
   BRIDGE WATCH LONDON - STYLESHEET
   ======================================== */

/* ========================================
   CSS VARIABLES - DESIGN SYSTEM
   ======================================== */
:root {
    /* Colors - Primary */
    --color-sky-blue: #4A90E2;
    --color-forest-green: #2C7A3C;
    --color-warm-gray: #2C2C2C;
    --color-light-gray: #E0E0E0;

    /* Colors - Semantic */
    --color-success: #28A745;
    --color-warning: #FFC107;
    --color-danger: #DC3545;
    --color-info: #17A2B8;

    /* Colors - Backgrounds */
    --color-white: #FFFFFF;
    --color-off-white: #F8F9FA;
    --color-light-cream: #FAFAF8;
    --color-medium-gray: #6B6B6B;

    /* Typography */
    --font-heading: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
    --font-body: 'Open Sans', 'Segoe UI', Arial, sans-serif;
    --font-mono: 'Courier New', monospace;

    /* Font Sizes - Desktop */
    --font-size-h1: 3rem;        /* 48px */
    --font-size-h2: 2.25rem;     /* 36px */
    --font-size-h3: 1.5rem;      /* 24px */
    --font-size-body: 1.125rem;  /* 18px */
    --font-size-small: 0.875rem; /* 14px */

    /* Spacing */
    --spacing-xs: 0.25rem;  /* 4px */
    --spacing-sm: 0.5rem;   /* 8px */
    --spacing-md: 1rem;     /* 16px */
    --spacing-lg: 1.5rem;   /* 24px */
    --spacing-xl: 2rem;     /* 32px */
    --spacing-2xl: 3rem;    /* 48px */
    --spacing-3xl: 4rem;    /* 64px */
    --spacing-4xl: 6rem;    /* 96px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-round: 50%;

    /* Shadows */
    --shadow-subtle: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-strong: 0 10px 25px rgba(0,0,0,0.15);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--font-size-body);
    line-height: 1.6;
    color: var(--color-warm-gray);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: var(--font-size-h1);
}

h2 {
    font-size: var(--font-size-h2);
}

h3 {
    font-size: var(--font-size-h3);
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--color-sky-blue);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-lg);
    z-index: 100;
    transition: top var(--transition-fast);
}

.skip-to-content:focus {
    top: 0;
    outline: 2px solid var(--color-sky-blue);
    outline-offset: 2px;
}

*:focus-visible {
    outline: 2px solid var(--color-sky-blue);
    outline-offset: 2px;
}

/* ========================================
   LAYOUT UTILITIES
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 1024px) {
    .container {
        padding: 0 40px;
    }
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-sky-blue);
    color: var(--color-white);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #3a7bc8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-white);
    color: var(--color-warm-gray);
}

.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-white);
    width: 100%;
    margin-top: var(--spacing-md);
}

.btn-danger:hover,
.btn-danger:focus {
    background-color: #c82333;
    transform: translateY(-2px);
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
    font-size: var(--font-size-h2);
    text-align: center;
    color: var(--color-warm-gray);
    margin-bottom: var(--spacing-lg);
}

.section-subheader {
    font-size: var(--font-size-body);
    text-align: center;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-2xl);
}

/* ========================================
   SECTION 1: HERO
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.55)),
        url('photos/london-bridge-hero.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--color-white);
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 var(--spacing-lg);
    animation: fadeInUp 1s ease-out;
}

.hero-headline {
    font-size: var(--font-size-h1);
    font-weight: 700;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.2s backwards;
    line-height: 1.2;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.headline-line {
    display: block;
}

.hero-subheadline {
    font-size: 1.5rem;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.5;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: rgba(255, 255, 255, 0.7);
    animation: bounce 2s infinite;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   SECTION 2: THE PROBLEM
   ======================================== */
.problem {
    background-color: var(--color-light-cream);
    padding: 5rem 0;
}

.problem-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.section-icon {
    color: var(--color-sky-blue);
    margin-bottom: var(--spacing-md);
}

.problem h2 {
    margin-bottom: var(--spacing-lg);
}

.body-text {
    font-size: var(--font-size-body);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: var(--font-size-body);
    font-weight: 600;
    color: var(--color-forest-green);
    margin-top: var(--spacing-md);
}

.problem-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-medium);
    width: 100%;
}

.problem-content-centered {
    display: block;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.problem-content-centered .problem-text {
    text-align: center;
}

.problem-content-centered .section-icon {
    display: flex;
    justify-content: center;
}

.problem-with-image {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 768px) {
    .problem-with-image {
        grid-template-columns: 1fr 1fr;
    }
}

.problem-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-strong);
}

.problem-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.problem-image:hover img {
    transform: scale(1.02);
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--color-white);
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
    font-size: var(--font-size-small);
    font-style: italic;
    margin: 0;
}

/* ========================================
   SECTION 3: HOW TO HELP
   ======================================== */
.how-to-help {
    background-color: var(--color-white);
    padding: 6.25rem 0;
}

.featured-image-banner {
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    max-height: 400px;
}

.featured-image-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
}

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

.steps-grid-three {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .steps-grid-three {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card {
    background-color: var(--color-off-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-sky-blue);
    box-shadow: var(--shadow-subtle);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.step-report {
    border-left-color: var(--color-forest-green);
}

.step-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.step-number {
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    width: 60px;
    height: 60px;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-icon {
    color: var(--color-sky-blue);
}

.step-card h3 {
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    margin-bottom: var(--spacing-md);
}

.issue-list {
    list-style: none;
    padding-left: 0;
}

.issue-list li {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.issue-list li::before {
    content: "•";
    color: var(--color-sky-blue);
    font-weight: 700;
    position: absolute;
    left: 0;
}

.assessment-box {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

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

.assessment-box ul {
    list-style: none;
}

.assessment-box li {
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-small);
}

.report-if {
    background-color: #F0F8F0;
}

.dont-report {
    background-color: #FFF5F5;
}

.contact-box {
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-medium);
    margin: var(--spacing-md) 0;
}

.contact-label {
    font-size: var(--font-size-small);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.contact-phone {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 700;
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
    transition: opacity var(--transition-fast);
}

.contact-phone:hover {
    opacity: 0.9;
    text-decoration: underline;
}

.contact-email {
    font-size: var(--font-size-body);
    color: var(--color-white);
    display: block;
    margin-bottom: var(--spacing-sm);
    transition: text-decoration var(--transition-fast);
}

.contact-email:hover {
    text-decoration: underline;
}

.contact-hours {
    font-size: var(--font-size-small);
    opacity: 0.9;
    margin: 0;
}

.additional-notes {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    list-style: none;
}

.additional-notes li {
    margin-bottom: var(--spacing-xs);
}

/* ========================================
   SECTION 4: VISUAL GUIDE
   ======================================== */
.visual-guide {
    background-color: var(--color-off-white);
    padding: 5rem 0;
}

.visual-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.visual-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.visual-card-image {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.visual-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.status-badge {
    position: absolute;
    top: 0;
    right: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0 0 0 var(--radius-md);
    font-size: var(--font-size-small);
    font-weight: 700;
    color: var(--color-white);
}

.status-ok {
    background-color: var(--color-success);
}

.status-warning {
    background-color: var(--color-warning);
    color: var(--color-warm-gray);
}

.status-urgent {
    background-color: var(--color-danger);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.visual-card-content {
    padding: var(--spacing-lg);
}

.visual-card-content h3 {
    margin-bottom: var(--spacing-sm);
}

.status-ok-text {
    color: var(--color-success);
}

.status-warning-text {
    color: var(--color-warning);
}

.status-urgent-text {
    color: var(--color-danger);
}

.visual-card-content p {
    margin-bottom: var(--spacing-md);
}

.features-list {
    list-style: none;
}

.features-list li {
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-xs);
}

.features-list li.ok {
    color: var(--color-success);
}

.features-list li.warning {
    color: var(--color-warning);
}

.features-list li.danger {
    color: var(--color-danger);
}

/* ========================================
   SECTION 5: BRIDGES TO CHECK
   ======================================== */
.bridges {
    background-color: var(--color-white);
    padding: 5rem 0;
}

.bridge-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.bridge-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.bridge-card:hover {
    box-shadow: var(--shadow-medium);
    border-color: var(--color-sky-blue);
    transform: translateY(-4px);
}

.bridge-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.bridge-content {
    padding: var(--spacing-lg);
}

.bridge-content h3 {
    margin-bottom: var(--spacing-sm);
}

.location-badge {
    display: inline-block;
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    background-color: #F0F0F0;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
}

.bridge-content p {
    margin-bottom: var(--spacing-md);
}

.traffic-badge {
    display: inline-block;
    font-size: var(--font-size-small);
    font-weight: 600;
    color: var(--color-white);
    background-color: var(--color-sky-blue);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
}

.community-cta {
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: var(--spacing-xl);
}

.community-cta-text {
    font-size: var(--font-size-body);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.community-cta-subtext {
    font-size: var(--font-size-body);
    margin-bottom: var(--spacing-md);
}

.community-cta-link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    transition: opacity var(--transition-fast);
}

.community-cta-link:hover {
    opacity: 0.9;
    text-decoration: underline;
}

/* ========================================
   SECTION 6: FAQ
   ======================================== */
.faq {
    background-color: var(--color-off-white);
    padding: 5rem 0;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    transition: border-color var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--color-sky-blue);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    text-align: left;
    font-size: var(--font-size-body);
    font-weight: 600;
    color: var(--color-warm-gray);
    cursor: pointer;
    background-color: var(--color-white);
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--color-off-white);
}

.faq-question[aria-expanded="true"] {
    border-bottom: 1px solid var(--color-light-gray);
}

.faq-icon {
    color: var(--color-sky-blue);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
}

.faq-answer.active {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq-answer p {
    font-size: var(--font-size-body);
    line-height: 1.6;
}

/* ========================================
   SECTION 7: CALL TO ACTION
   ======================================== */
.cta {
    background: linear-gradient(135deg, var(--color-sky-blue) 0%, var(--color-forest-green) 100%);
    padding: 6.25rem 0;
    color: var(--color-white);
}

.cta-header {
    font-size: 2.625rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.cta-subheader {
    font-size: 1.25rem;
    text-align: center;
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
}

.action-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.action-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-strong);
    color: var(--color-warm-gray);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.action-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.action-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.action-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
}

.action-card p {
    font-size: var(--font-size-body);
    line-height: 1.5;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-md);
}

.action-hashtag {
    display: inline-block;
    font-size: var(--font-size-small);
    font-weight: 600;
    color: var(--color-sky-blue);
    background-color: #EBF5FB;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.action-button {
    display: inline-block;
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.action-button:hover {
    background-color: #3a7bc8;
    transform: scale(1.05);
}

.action-phone {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-forest-green);
    display: block;
    margin-bottom: var(--spacing-sm);
    transition: opacity var(--transition-fast);
}

.action-phone:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.action-subtext {
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    display: block;
}

.final-encouragement {
    text-align: center;
    font-size: var(--font-size-body);
    font-style: italic;
    color: var(--color-white);
    margin-top: var(--spacing-2xl);
}

.awareness-content {
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.awareness-text {
    font-size: 1.125rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.95);
}

/* ========================================
   STEPS GRID - 4 COLUMNS
   ======================================== */
.steps-grid-four {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 768px) {
    .steps-grid-four {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .steps-grid-four {
        grid-template-columns: repeat(4, 1fr);
    }
}

.step-highlight {
    border-left-color: var(--color-forest-green);
    background: linear-gradient(135deg, var(--color-off-white) 0%, #E8F5E9 100%);
}

.hashtag-box {
    margin-top: var(--spacing-md);
    text-align: center;
}

.hashtag-link {
    display: inline-block;
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-small);
    transition: all var(--transition-fast);
}

.hashtag-link:hover {
    background-color: #3a7bc8;
    transform: scale(1.05);
}

.hashtag-primary {
    background-color: var(--color-forest-green);
}

.hashtag-primary:hover {
    background-color: #236B32;
}

.inline-hashtag {
    color: var(--color-sky-blue);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.inline-hashtag:hover {
    color: #3a7bc8;
    text-decoration: underline;
}

/* ========================================
   VISUAL GUIDE / COMPARISON SECTION
   ======================================== */
.visual-guide {
    background-color: var(--color-off-white);
    padding: 5rem 0;
}

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

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

.comparison-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.comparison-good {
    border-top: 4px solid var(--color-success);
}

.comparison-bad {
    border-top: 4px solid var(--color-danger);
}

.comparison-image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.comparison-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comparison-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-small);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-good {
    background-color: var(--color-success);
    color: var(--color-white);
}

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

.comparison-content {
    padding: var(--spacing-lg);
}

.comparison-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-warm-gray);
}

.comparison-list {
    list-style: none;
    padding: 0;
}

.comparison-list li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
}

.comparison-good .comparison-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}

.comparison-bad .comparison-list li::before {
    content: "✗";
    position: absolute;
    left: 0;
    color: var(--color-danger);
    font-weight: 700;
}

/* ========================================
   WHO'S RESPONSIBLE SECTION
   ======================================== */
.whos-responsible {
    background-color: var(--color-white);
    padding: 5rem 0;
}

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

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

@media (min-width: 1200px) {
    .responsibility-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.responsibility-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-subtle);
    border-top: 4px solid var(--color-sky-blue);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.responsibility-icon {
    color: var(--color-sky-blue);
    margin-bottom: var(--spacing-md);
}

.responsibility-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-warm-gray);
}

.org-subtitle {
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.responsibility-card > p {
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-md);
}

.bridge-examples {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.bridge-tag {
    display: inline-block;
    background-color: var(--color-off-white);
    color: var(--color-medium-gray);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    border: 1px solid var(--color-light-gray);
}

.responsibility-note {
    text-align: center;
    font-size: var(--font-size-small);
    color: var(--color-medium-gray);
    font-style: italic;
}

/* ========================================
   SOCIAL SHARE BUTTONS
   ======================================== */
.share-section {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.share-intro {
    font-size: var(--font-size-body);
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
}

.social-share-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    font-weight: 600;
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.share-btn svg {
    flex-shrink: 0;
}

.share-btn-twitter {
    background-color: #000000;
}

.share-btn-twitter:hover {
    background-color: #333333;
    transform: translateY(-2px);
}

.share-btn-facebook {
    background-color: #1877F2;
}

.share-btn-facebook:hover {
    background-color: #0d65d9;
    transform: translateY(-2px);
}

.share-btn-native {
    background-color: var(--color-forest-green);
}

.share-btn-native:hover {
    background-color: #236B32;
    transform: translateY(-2px);
}

.hashtag-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hashtag-intro {
    font-size: var(--font-size-body);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.hashtag-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ========================================
   ENHANCED FOOTER
   ======================================== */
.footer-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .footer-main {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-brand-section {
    text-align: center;
}

@media (min-width: 768px) {
    .footer-brand-section {
        text-align: left;
    }
}

.footer-mission {
    font-size: var(--font-size-small);
    line-height: 1.6;
    color: #B0B0B0;
    margin-top: var(--spacing-md);
}

.footer-links-section h4,
.footer-social-section h4 {
    font-size: var(--font-size-small);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-links-section h4,
    .footer-social-section h4 {
        text-align: left;
    }
}

.footer-nav {
    list-style: none;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-nav {
        text-align: left;
    }
}

.footer-nav li {
    margin-bottom: var(--spacing-sm);
}

.footer-nav a {
    font-size: var(--font-size-small);
    color: #B0B0B0;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-sky-blue);
}

.footer-social-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
    .footer-social-buttons {
        justify-content: flex-start;
    }
}

.social-icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-round);
    background-color: #3A3A3A;
    color: #B0B0B0;
    transition: all var(--transition-fast);
}

.social-icon-link:hover {
    background-color: var(--color-sky-blue);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-hashtags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

@media (min-width: 768px) {
    .footer-hashtags {
        justify-content: flex-start;
    }
}

.footer-hashtag {
    font-size: var(--font-size-small);
    color: var(--color-sky-blue);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.footer-hashtag:hover {
    color: #5AA0F2;
    text-decoration: underline;
}

/* ========================================
   SECTION 8: FOOTER
   ======================================== */
.footer {
    background-color: var(--color-warm-gray);
    color: var(--color-light-gray);
    padding: 3.75rem 0 1.25rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-simple {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    font-size: var(--font-size-small);
    line-height: 1.5;
    color: #B0B0B0;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    font-size: var(--font-size-small);
    line-height: 1.5;
    color: #B0B0B0;
}

.footer-links h4,
.footer-contact h4 {
    font-size: var(--font-size-small);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    font-size: var(--font-size-small);
    color: #B0B0B0;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--color-sky-blue);
    padding-left: var(--spacing-xs);
}

.footer-contact-box {
    background-color: #3A3A3A;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-forest-green);
}

.footer-org {
    font-size: var(--font-size-body);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer-phone {
    font-family: var(--font-mono);
    font-size: var(--font-size-body);
    font-weight: 700;
    color: var(--color-sky-blue);
    display: block;
    margin-bottom: var(--spacing-sm);
    transition: opacity var(--transition-fast);
}

.footer-phone:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-email {
    font-size: 0.8125rem;
    color: #B0B0B0;
    word-break: break-all;
    display: block;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.footer-email:hover {
    color: var(--color-sky-blue);
    text-decoration: underline;
}

.footer-hours {
    font-size: 0.8125rem;
    color: #B0B0B0;
    margin: 0;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-social a {
    color: #B0B0B0;
    transition: color var(--transition-fast), transform var(--transition-fast);
    display: inline-block;
}

.footer-social a:hover {
    color: var(--color-sky-blue);
    transform: translateY(-2px);
}

.footer-legal {
    border-top: 1px solid #3A3A3A;
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-copyright {
    font-size: 0.8125rem;
    color: #808080;
    margin-bottom: var(--spacing-sm);
}

.footer-legal-links {
    font-size: 0.8125rem;
    color: #808080;
    margin-bottom: var(--spacing-sm);
}

.footer-legal-links a {
    color: #808080;
    transition: color var(--transition-fast);
}

.footer-legal-links a:hover {
    color: var(--color-sky-blue);
}

.footer-disclaimer {
    font-size: 0.75rem;
    color: #808080;
    max-width: 600px;
    margin: var(--spacing-sm) auto 0;
}

/* ========================================
   RESPONSIVE - MOBILE FIRST
   ======================================== */

/* Tablet: 768px+ */
@media (min-width: 768px) {
    :root {
        --font-size-h1: 3rem;
        --font-size-h2: 2.25rem;
        --font-size-h3: 1.5rem;
    }

    .hero {
        height: 80vh;
    }

    .problem-content {
        grid-template-columns: 1fr 1fr;
    }

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

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

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

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

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

/* Desktop: 1024px+ */
@media (min-width: 1024px) {
    .hero-headline {
        font-size: var(--font-size-h1);
    }

    .hero-subheadline {
        font-size: 1.5rem;
    }

    .visual-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    .bridge-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .action-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile adjustments */
@media (max-width: 767px) {
    :root {
        --font-size-h1: 2.25rem;  /* 36px */
        --font-size-h2: 1.75rem;  /* 28px */
        --font-size-h3: 1.25rem;  /* 20px */
        --font-size-body: 1rem;   /* 16px */
    }

    .hero {
        background-attachment: scroll;
    }

    .hero-headline {
        font-size: 2.25rem;
    }

    .hero-subheadline {
        font-size: 1.125rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .scroll-indicator {
        display: none;
    }

    .problem {
        padding: 3.75rem 0;
    }

    .how-to-help {
        padding: 5rem 0;
    }

    .cta-header {
        font-size: 2rem;
    }

    .cta-subheader {
        font-size: 1.125rem;
    }
}

/* Very small screens */
@media (max-width: 500px) and (max-height: 600px) {
    .scroll-indicator {
        display: none;
    }
}

/* Print styles */
@media print {
    .hero,
    .footer-social {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    a {
        text-decoration: underline;
    }
}