/* ═══════════════════════════════════════════
   Solteiros Ilhados e Desesperados
   Tema: Romântico / Suave
   ═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,700;1,500&display=swap');

/* ─── Design Tokens ─────────────────────── */
:root {
    --bg-primary: #fef6f9;
    --bg-secondary: #fff0f5;
    --bg-card: #ffffff;
    --bg-overlay: rgba(45, 10, 30, 0.55);

    --primary: #e84393;
    --primary-light: #fd79a8;
    --primary-lighter: #f8a5c2;
    --primary-dark: #c44569;
    --primary-glow: rgba(232, 67, 147, 0.25);

    --secondary: #ff6b81;
    --accent: #fab1a0;
    --accent-warm: #fdcb6e;

    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-muted: #b2bec3;
    --text-white: #ffffff;

    --border: #fce4ec;
    --border-hover: #f8a5c2;

    --shadow-sm: 0 2px 8px rgba(232, 67, 147, 0.08);
    --shadow-md: 0 4px 20px rgba(232, 67, 147, 0.12);
    --shadow-lg: 0 8px 40px rgba(232, 67, 147, 0.18);
    --shadow-xl: 0 16px 60px rgba(232, 67, 147, 0.22);

    --danger: #ff4757;
    --success: #00b894;

    --gradient-primary: linear-gradient(135deg, #e84393 0%, #fd79a8 50%, #fab1a0 100%);
    --gradient-header: linear-gradient(135deg, #c44569 0%, #e84393 40%, #fd79a8 100%);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    --font-body: 'Outfit', system-ui, -apple-system, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
}

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

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

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ─── Background decorativo ─────────────── */
.bg-decoration {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-decoration::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(232,67,147,0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatBlob 20s ease-in-out infinite;
}

.bg-decoration::after {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(253,121,168,0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatBlob 25s ease-in-out infinite reverse;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -30px) scale(1.1); }
    66% { transform: translate(-30px, 50px) scale(0.95); }
}

/* Corações flutuantes */
.floating-hearts {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.floating-heart {
    position: absolute;
    font-size: 1rem;
    opacity: 0.08;
    animation: floatHeart linear infinite;
}

@keyframes floatHeart {
    0% {
        transform: translateY(110vh) rotate(0deg) scale(1);
        opacity: 0;
    }
    10% { opacity: 0.08; }
    90% { opacity: 0.08; }
    100% {
        transform: translateY(-10vh) rotate(360deg) scale(0.5);
        opacity: 0;
    }
}

/* ─── Header ─────────────────────────────── */
.header {
    background: var(--gradient-header);
    padding: 2rem 1.5rem 2.5rem;
    position: relative;
    overflow: hidden;
    z-index: 10;
}

.header::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 40px;
    background: var(--bg-primary);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.header::after {
    content: '♥ ♥ ♥';
    position: absolute;
    top: 0.8rem;
    right: 1.5rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.2);
    letter-spacing: 0.5em;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-title {
    flex: 1;
}

.header-title h1 {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text-white);
    text-shadow: 0 2px 10px rgba(0,0,0,0.15);
    line-height: 1.2;
}

.header-title h1 .heart-icon {
    display: inline-block;
    animation: heartbeat 1.5s ease-in-out infinite;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    15% { transform: scale(1.15); }
    30% { transform: scale(1); }
    45% { transform: scale(1.1); }
}

.header-title .subtitle {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-top: 0.3rem;
}

.btn-add-main {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    background: rgba(255,255,255,0.2);
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: blur(10px);
    text-decoration: none;
}

.btn-add-main:hover {
    background: rgba(255,255,255,0.35);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.header-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.btn-import {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    background: transparent;
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 400;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-import:hover {
    background: rgba(255,255,255,0.15);
    color: white;
    border-color: rgba(255,255,255,0.3);
}

/* ─── Stats Bar ──────────────────────────── */
.stats-bar {
    max-width: 1200px;
    margin: -1rem auto 2rem;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    position: relative;
    z-index: 11;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    transition: var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.3rem;
    font-weight: 500;
}

.stat-icon {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
    display: block;
}

/* ─── Container / Toolbar ────────────────── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
    position: relative;
    z-index: 5;
}

.toolbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: 0.7rem 1rem 0.7rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-size: 0.9rem;
    background: var(--bg-card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b2bec3' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E") no-repeat 0.8rem center / 1rem;
    transition: var(--transition-fast);
    color: var(--text-primary);
}

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

.search-input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px var(--primary-glow);
}


/* ─── Participant Grid ───────────────────── */
.participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.2rem;
    animation: fadeInUp 0.5s ease;
}

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

/* ─── Section Separator ─────────────────── */
.section-separator {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 1.8rem 0 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border);
}

.section-separator:first-child {
    margin-top: 0;
}

.section-separator-icon {
    font-size: 1.3rem;
    color: var(--primary);
}

.section-separator-count {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--bg-secondary);
    color: var(--text-muted);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-xl);
}

/* ─── Participant Card ───────────────────── */
.participant-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
}

.participant-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-fast);
}

.participant-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.participant-card:hover::before {
    opacity: 1;
}

.card-photo-container {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #fce4ec 100%);
}

.card-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.participant-card:hover .card-photo {
    transform: scale(1.05);
}

.card-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: var(--primary-lighter);
}

.card-body {
    padding: 1rem 1.2rem 1.2rem;
}

.card-name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.1rem;
}

.card-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
}

.card-meta span + span::before {
    content: '·';
    margin: 0 0.4rem;
    color: var(--text-muted);
}

.card-stats {
    display: flex;
    gap: 0.8rem;
}

.card-stat {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 0.3rem 0.6rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.card-stat .stat-emoji {
    font-size: 0.85rem;
}

/* ─── Empty State ────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    animation: fadeInUp 0.5s ease;
}

.empty-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
    animation: heartbeat 2s ease-in-out infinite;
}

.empty-state h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* ─── Modal Overlay ──────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    padding: 1rem;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
    opacity: 1;
}

/* ─── Modal ──────────────────────────────── */
.modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(30px) scale(0.95);
    opacity: 0;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-xl);
}

.modal::-webkit-scrollbar {
    width: 6px;
}

.modal::-webkit-scrollbar-track {
    background: transparent;
}

.modal::-webkit-scrollbar-thumb {
    background: var(--primary-lighter);
    border-radius: 3px;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(0,0,0,0.05);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    z-index: 10;
    line-height: 1;
}

.modal-close:hover {
    background: rgba(255, 71, 87, 0.1);
    color: var(--danger);
}

/* ─── Detail Modal ───────────────────────── */
.detail-modal {
    width: 95%;
    max-width: 680px;
}

.detail-hero {
    position: relative;
    height: 240px;
    overflow: hidden;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #fce4ec 100%);
}

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

.detail-hero-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--primary-lighter);
}


.detail-hero-overlay-static {
    padding: 1.2rem 1.5rem 0.8rem;
}

.detail-hero-overlay-static h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.detail-hero-overlay-static .detail-age-job {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.detail-actions {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.detail-body {
    padding: 1.5rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.6rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}

.detail-section-title .section-emoji {
    font-size: 1rem;
}

.detail-text {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.detail-text.empty {
    color: var(--text-muted);
    font-style: italic;
}

/* ─── Links (Encounters / Chocolates) ────── */
.links-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
}

.link-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.6rem 0.8rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.link-item:hover {
    border-color: var(--border-hover);
}

.link-order {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.link-photo {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--border);
}

.link-photo-placeholder {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--primary-lighter);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: white;
    flex-shrink: 0;
}

.link-name {
    flex: 1;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.link-remove {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.link-remove:hover {
    background: rgba(255,71,87,0.1);
    color: var(--danger);
}

.add-link-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.add-link-row select {
    flex: 1;
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--text-primary);
    background: var(--bg-card);
    cursor: pointer;
    transition: var(--transition-fast);
}

.add-link-row select:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.links-empty {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
    padding: 0.5rem 0;
}

/* ─── Form Modal ─────────────────────────── */
.form-modal {
    width: 95%;
    max-width: 540px;
    padding: 2rem;
}

.form-modal h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-right: 2rem;
}

.photo-upload {
    margin-bottom: 1.5rem;
}

.photo-preview-area {
    width: 100%;
    height: 180px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    overflow: hidden;
    position: relative;
    background: var(--bg-secondary);
}

.photo-preview-area:hover {
    border-color: var(--primary-light);
    background: rgba(232,67,147,0.03);
}

.photo-preview-area.has-photo {
    border-style: solid;
    border-color: var(--primary-light);
}

.photo-preview-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-preview-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

.photo-preview-text .upload-icon {
    display: block;
    font-size: 2rem;
    margin-bottom: 0.3rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 100px;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.3rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.65rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text-primary);
    background: var(--bg-card);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 70px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-actions {
    display: flex;
    gap: 0.8rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* ─── Buttons ────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    line-height: 1.3;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 2px 8px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

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

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

.btn-danger:hover {
    background: #e74040;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}


/* ─── Confirm Modal ──────────────────────── */
.confirm-modal {
    width: 90%;
    max-width: 380px;
    padding: 2rem;
    text-align: center;
}

.confirm-modal .confirm-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.confirm-modal h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.confirm-modal p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.confirm-actions {
    display: flex;
    gap: 0.8rem;
    justify-content: center;
}

/* ─── Toast ──────────────────────────────── */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    max-width: 320px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

.toast.info {
    background: var(--primary);
}

@keyframes toastIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* ─── Loading ────────────────────────────── */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ─── Responsive ─────────────────────────── */
@media (max-width: 768px) {
    .header {
        padding: 1.5rem 1rem 2rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .btn-add-main {
        width: 100%;
        justify-content: center;
    }

    .stats-bar {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.6rem;
        padding: 0 1rem;
    }

    .stat-card {
        padding: 0.8rem 0.5rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 1rem 2rem;
    }

    .participants-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 0.8rem;
    }

    .form-row {
        grid-template-columns: 1fr 80px;
    }

    .detail-hero {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .stats-bar {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .participants-grid {
        grid-template-columns: 1fr;
    }

    .toolbar {
        flex-direction: column;
    }

    .search-input {
        width: 100%;
    }

    .filter-group {
        width: 100%;
        overflow-x: auto;
    }
}