/* ============================================================
   Portal Abaixo-Assinados - Pity Atitude
   Design System: Laranja + Neutros + Credibilidade
   ============================================================ */

/* ---- Fontes ---- */
/* Fontes hospedadas no próprio site (sem enviar o IP do visitante ao Google). Licença SIL OFL 1.1 */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300 900;
    font-display: swap;
    src: url('../fonts/inter-latin-wght.woff2') format('woff2');
}
@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 400 800;
    font-display: swap;
    src: url('../fonts/outfit-latin-wght.woff2') format('woff2');
}

/* ============================================================
   CSS Variables (Design Tokens)
   ============================================================ */
:root {
    /* Cores principais */
    --primary:          #E8611A;
    --primary-dark:     #C44E0F;
    --primary-darker:   #A33D0A;
    --primary-light:    #FF8A47;
    --primary-lighter:  #FFB380;
    --primary-glow:     rgba(232, 97, 26, 0.15);

    /* Neutros */
    --white:            #FFFFFF;
    --bg-primary:       #FAFAFA;
    --bg-secondary:     #F0F0F0;
    --bg-card:          #FFFFFF;
    --border:           #E2E2E2;
    --border-light:     #F0F0F0;

    /* Textos */
    --text-primary:     #1A1A2E;
    --text-secondary:   #4A4A68;
    --text-muted:       #8888A0;
    --text-inverse:     #FFFFFF;

    /* Accent & Escuros */
    --accent:           #16213E;
    --accent-light:     #1E2D50;

    /* Status */
    --success:          #27AE60;
    --success-light:    #E8F8EF;
    --warning:          #F39C12;
    --warning-light:    #FEF6E7;
    --danger:           #E74C3C;
    --danger-light:     #FDEDEC;

    /* Sombras */
    --shadow-sm:        0 1px 3px rgba(0,0,0,0.06);
    --shadow-md:        0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg:        0 8px 30px rgba(0,0,0,0.10);
    --shadow-xl:        0 16px 50px rgba(0,0,0,0.12);
    --shadow-card:      0 2px 8px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.03);
    --shadow-hover:     0 6px 18px rgba(0,0,0,0.10);

    /* Tipografia */
    --font-body:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading:     'Outfit', 'Inter', sans-serif;

    /* Espacamento */
    /* Cantos discretos: "full" deixou de ser pílula */
    --radius-sm:        3px;
    --radius-md:        5px;
    --radius-lg:        6px;
    --radius-xl:        8px;
    --radius-full:      6px;

    /* Transicoes */
    --transition-fast:  150ms ease;
    --transition:       250ms ease;
    --transition-slow:  400ms ease;

    /* Layout */
    --container-max:    1100px;
    --header-height:    72px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--primary-dark);
}

/* ============================================================
   Container
   ============================================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   Header / Navbar
   ============================================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    height: var(--header-height);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-fast);
}

.logo:hover .logo-img {
    transform: scale(1.04);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 8px;
    padding-left: 16px;
    border-left: 1px solid var(--border);
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 4px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition);
}

.social-link:hover {
    color: var(--primary);
    background: var(--primary-glow);
    transform: scale(1.1);
}

.social-link--whatsapp:hover {
    color: #25D366;
    background: rgba(37, 211, 102, 0.1);
}

/* ============================================================
   Hero Section (Home)
   ============================================================ */
.hero {
    background: var(--accent);
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: none;
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: none;
    border-radius: 50%;
    pointer-events: none;
}

/* Hero com foto de capa */
.hero--cover {
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    padding: 100px 0 80px;
}

.hero--cover::before,
.hero--cover::after {
    display: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(22, 33, 62, 0.74);
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(232, 97, 26, 0.15);
    border: 1px solid rgba(232, 97, 26, 0.25);
    border-radius: var(--radius-full);
    color: var(--primary-light);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--text-inverse);
    line-height: 1.2;
    margin-bottom: 16px;
}

.hero h1 .highlight {
    color: var(--primary-light);
}

.hero p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    max-width: 560px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-light);
    display: block;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

/* ============================================================
   Section Titles
   ============================================================ */
.section-title {
    text-align: center;
    margin-bottom: 48px;
}

.section-title h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.section-title-bar {
    width: 48px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
    margin: 16px auto 0;
}

/* ============================================================
   Campaign Cards Grid
   ============================================================ */
.campaigns-section {
    padding: 64px 0 80px;
}

.campaigns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
}

.campaign-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-light);
}

.campaign-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(232, 97, 26, 0.2);
}

.card-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.campaign-card:hover .card-image img {
    transform: scale(1.05);
}

.card-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: none;
}

.card-status {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
}

.card-status.active {
    background: rgba(39, 174, 96, 0.85);
    color: white;
}

.card-status.paused {
    background: rgba(243, 156, 18, 0.85);
    color: white;
}

.card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-excerpt {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.card-signatures {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.card-signatures svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.card-signatures strong {
    color: var(--text-primary);
    font-weight: 700;
    font-family: var(--font-heading);
}

.card-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: var(--primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.card-cta:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateX(2px);
}

.card-cta svg {
    width: 14px;
    height: 14px;
    transition: transform var(--transition-fast);
}

.card-cta:hover svg {
    transform: translateX(3px);
}

/* ============================================================
   Campaign Detail Page
   ============================================================ */
.campaign-hero {
    position: relative;
    width: 100%;
    height: clamp(280px, 40vw, 420px);
    overflow: hidden;
}

.campaign-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.campaign-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.1) 0%,
        rgba(0,0,0,0.3) 50%,
        rgba(0,0,0,0.65) 100%
    );
}

.campaign-hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
}

.campaign-hero-content .container {
    max-width: var(--container-max);
}

.campaign-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 4vw, 2.6rem);
    font-weight: 800;
    color: white;
    line-height: 1.2;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    max-width: 700px;
}

/* Campaign Content */
.campaign-content {
    padding: 48px 0 80px;
}

.campaign-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 48px;
    align-items: start;
}

.campaign-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.campaign-text h2,
.campaign-text h3 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    margin: 28px 0 12px;
    font-weight: 700;
}

.campaign-text h2 { font-size: 1.4rem; }
.campaign-text h3 { font-size: 1.15rem; }

.campaign-text p {
    margin-bottom: 16px;
}

.campaign-text ul,
.campaign-text ol {
    margin: 12px 0 16px 24px;
}

.campaign-text li {
    margin-bottom: 6px;
}

.campaign-text blockquote {
    border-left: 4px solid var(--primary);
    padding: 16px 20px;
    margin: 20px 0;
    background: var(--primary-glow);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--text-primary);
    font-style: italic;
}

/* ============================================================
   Signature Form Sidebar
   ============================================================ */
.sign-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 24px);
}

.sign-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.sign-card-header {
    background: var(--primary);
    padding: 28px 24px;
    text-align: center;
    color: white;
}

.sign-count {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 4px;
}

.sign-count-label {
    font-size: 0.85rem;
    opacity: 0.85;
    font-weight: 500;
}

.sign-progress {
    margin-top: 16px;
    height: 6px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    overflow: hidden;
}

.sign-progress-bar {
    height: 100%;
    background: rgba(255,255,255,0.85);
    border-radius: 3px;
    transition: width 1s ease-out;
    min-width: 3%;
}

.sign-card-body {
    padding: 28px 24px;
}

.sign-form .form-group {
    margin-bottom: 16px;
}

.sign-form label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.sign-form input[type="text"],
.sign-form input[type="tel"] {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.sign-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: white;
}

.sign-form input::placeholder {
    color: var(--text-muted);
}

.lgpd-notice {
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 18px;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary-lighter);
}

.btn-sign {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-sign:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: none;
}

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

.btn-sign:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-sign .spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2.5px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto;
}

.btn-sign.loading .btn-text { display: none; }
.btn-sign.loading .spinner { display: block; }

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Share button */
.btn-share {
    width: 100%;
    margin-top: 12px;
    padding: 12px;
    background: transparent;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.btn-share:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-glow);
}

.btn-share svg {
    width: 18px;
    height: 18px;
}

/* Success message */
.sign-success {
    display: none;
    text-align: center;
    padding: 24px;
    animation: fadeInUp 0.4s ease;
}

.sign-success.show {
    display: block;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.success-icon {
    width: 64px;
    height: 64px;
    background: var(--success-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.success-icon svg {
    width: 32px;
    height: 32px;
    color: var(--success);
}

.sign-success h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.sign-success p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Error message */
.form-error {
    display: none;
    padding: 10px 14px;
    background: var(--danger-light);
    border: 1px solid rgba(231, 76, 60, 0.2);
    border-radius: var(--radius-sm);
    color: var(--danger);
    font-size: 0.82rem;
    font-weight: 500;
    margin-bottom: 12px;
    animation: fadeInUp 0.3s ease;
}

.form-error.show {
    display: block;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
    margin-top: auto;
    background: var(--accent);
    color: rgba(255,255,255,0.72);
    border-top: 3px solid var(--primary);
    padding: 56px 0 0;
    font-size: 0.9rem;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.2fr;
    gap: 40px 48px;
    padding-bottom: 44px;
}

/* Marca */
.footer-about {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    max-width: 340px;
}

.footer-logo {
    display: inline-flex;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    transition: transform var(--transition-fast);
}

.footer-logo:hover {
    transform: translateY(-2px);
}

.footer-logo img {
    height: 52px;
    width: auto;
}

.footer-tagline {
    line-height: 1.65;
}

/* Colunas */
.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.72);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-links svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.footer-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 22px;
    padding: 10px 18px;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
    font-size: 0.88rem;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.footer-cta:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
}

.footer-cta svg {
    width: 16px;
    height: 16px;
}

/* Barra inferior */
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px 24px;
    padding: 20px 0 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
}

.footer-bottom a {
    color: rgba(255,255,255,0.75);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.footer-bottom a:hover {
    color: var(--primary-light);
}

.site-footer a:focus-visible {
    outline: 2px solid var(--primary-light);
    outline-offset: 3px;
    border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
    .footer-logo:hover,
    .footer-cta:hover {
        transform: none;
    }
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 80px;
    height: 80px;
    color: var(--border);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 0.9rem;
}

/* ============================================================
   Utilities
   ============================================================ */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-24 { margin-bottom: 24px; }

/* Back link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 20px;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--primary);
}

.back-link svg {
    width: 16px;
    height: 16px;
}

/* Toast notification */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 20px;
    background: var(--accent);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

/* ============================================================
   No Image Placeholder
   ============================================================ */
.no-image {
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.no-image svg {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    opacity: 0.4;
}

/* ============================================================
   Privacy Policy Page
   ============================================================ */
.privacy-content {
    max-width: 780px;
    margin: 0 auto;
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.privacy-content h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 32px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-light);
}

.privacy-content p {
    margin-bottom: 12px;
}

.privacy-content ul {
    margin: 8px 0 16px 20px;
}

.privacy-content li {
    margin-bottom: 6px;
}

.privacy-content a {
    color: var(--primary);
    font-weight: 500;
}

.privacy-back {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

/* ============================================================
   LGPD Consent Checkbox
   ============================================================ */
.lgpd-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 18px;
    cursor: pointer;
}

.lgpd-consent input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary);
    flex-shrink: 0;
    cursor: pointer;
}

.lgpd-consent-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.lgpd-consent-text a {
    color: var(--primary);
    font-weight: 500;
    text-decoration: underline;
}

/* ============================================================
   Search Bar (Header)
   ============================================================ */
.header-center {
    flex: 1;
    max-width: 360px;
    margin: 0 24px;
}

.search-bar {
    position: relative;
    display: flex;
    align-items: center;
}

.search-bar-icon {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    pointer-events: none;
    transition: color var(--transition-fast);
}

.search-bar input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.search-bar input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: white;
}

.search-bar input:focus + .search-bar-icon,
.search-bar:focus-within .search-bar-icon {
    color: var(--primary);
}

.search-bar input::placeholder {
    color: var(--text-muted);
}

/* Search Clear link */
.search-clear {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    padding: 6px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.search-clear:hover {
    background: var(--danger-light);
    border-color: var(--danger);
    color: var(--danger);
}

/* ============================================================
   Hamburger Button (Mobile)
   ============================================================ */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.hamburger:hover {
    background: var(--bg-secondary);
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   Mobile Search Toggle
   ============================================================ */
.mobile-search-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-search-toggle:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

/* ============================================================
   Mobile Search Bar (below header)
   ============================================================ */
.mobile-search {
    display: none;
    padding: 0 24px 12px;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid var(--border-light);
}

.mobile-search.show {
    display: block;
    animation: slideDown 0.25s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-search form {
    display: flex;
    gap: 8px;
}

.mobile-search input {
    flex: 1;
    padding: 10px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.mobile-search input:focus {
    border-color: var(--primary);
}

.mobile-search button {
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--transition-fast);
}

.mobile-search button:hover {
    background: var(--primary-dark);
}

/* ============================================================
   Mobile Menu Drawer
   ============================================================ */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    opacity: 0;
    transition: opacity var(--transition);
}

.mobile-menu-overlay.show {
    display: block;
    opacity: 1;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: white;
    z-index: 201;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    overflow-y: auto;
}

.mobile-menu.show {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
}

.mobile-menu-header .logo-img {
    height: 40px;
}

.mobile-menu-close {
    width: 40px;
    height: 40px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.mobile-menu-close:hover {
    color: var(--danger);
    background: var(--danger-light);
}

.mobile-menu-body {
    padding: 16px 12px;
    flex: 1;
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.mobile-menu-link:hover {
    background: var(--primary-glow);
    color: var(--primary);
}

.mobile-menu-link.active {
    background: var(--primary-glow);
    color: var(--primary);
    font-weight: 600;
}

.mobile-menu-link svg {
    flex-shrink: 0;
}

.mobile-menu-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-light);
}

.mobile-menu-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
    .campaign-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .sign-sidebar {
        position: static;
    }

    .hero-stats {
        gap: 24px;
    }

    .header-center {
        max-width: 280px;
        margin: 0 16px;
    }

    /* Footer: marca em linha propria, links em duas colunas */
    .footer-main {
        grid-template-columns: 1fr 1fr;
    }

    .footer-about {
        grid-column: 1 / -1;
        max-width: 480px;
    }
}

@media (max-width: 680px) {
    /* Header mobile */
    .header-center {
        display: none;
    }

    .header-nav {
        display: none;
    }

    .social-link--desktop {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .mobile-search-toggle {
        display: flex;
    }

    /* Hero */
    .hero {
        padding: 48px 0 36px;
    }

    .hero h1 {
        font-size: 1.65rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .hero-stat {
        flex: 0 0 calc(50% - 8px);
    }

    .hero-stat-number {
        font-size: 1.6rem;
    }

    /* Cards */
    .campaigns-section {
        padding: 40px 0 56px;
    }

    .campaigns-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .section-title {
        margin-bottom: 32px;
    }

    /* Campaign detail */
    .campaign-hero {
        height: 220px;
    }

    .campaign-hero-content {
        padding: 20px;
    }

    .campaign-hero-title {
        font-size: 1.3rem;
    }

    .campaign-content {
        padding: 32px 0 56px;
    }

    /* Sign card */
    .sign-card-header {
        padding: 24px 20px;
    }

    .sign-card-body {
        padding: 24px 20px;
    }

    .sign-count {
        font-size: 2.2rem;
    }

    /* Footer */
    .site-footer {
        padding: 40px 0 0;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-bottom: 32px;
    }

    .footer-bottom {
        flex-direction: column;
    }

    /* Toast */
    .toast {
        left: 16px;
        right: 16px;
        bottom: 16px;
    }
}

@media (max-width: 400px) {
    .container {
        padding: 0 16px;
    }

    .hero h1 {
        font-size: 1.4rem;
    }

    .hero p {
        font-size: 0.88rem;
    }

    .hero-badge {
        font-size: 0.7rem;
    }

    .card-body {
        padding: 18px;
    }

    .card-title {
        font-size: 1.05rem;
    }

    .logo-img {
        height: 38px;
    }
}

/* ============================================================
   Print Styles
   ============================================================ */
@media print {
    .site-header,
    .site-footer,
    .sign-sidebar,
    .btn-share,
    .back-link,
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }

    body {
        font-size: 12pt;
        color: black;
        background: white;
    }

    .campaign-layout {
        grid-template-columns: 1fr;
    }
}