/* ═══════════════════════════════════════════════════════════
   TempMail Pro — Custom Styles
   Premium dark theme with glassmorphism & micro-animations
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS Variables ─────────────────────────────────────── */
:root {
    --bg-primary: #06060f;
    --bg-secondary: #0c0c1d;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(139, 92, 246, 0.3);
    --text-primary: #f1f1f7;
    --text-secondary: #8888a4;
    --text-muted: #55556a;
    --accent-violet: #8b5cf6;
    --accent-purple: #a855f7;
    --accent-cyan: #06b6d4;
    --accent-pink: #ec4899;
    --gradient-start: #6366f1;
    --gradient-mid: #8b5cf6;
    --gradient-end: #a855f7;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.15);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.bg-mesh::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation: floatBlob1 20s ease-in-out infinite;
}

.bg-mesh::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%);
    bottom: -150px;
    left: -100px;
    animation: floatBlob2 25s ease-in-out infinite;
}

@keyframes floatBlob1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(60px, 80px) scale(1.1); }
    66% { transform: translate(-40px, 40px) scale(0.95); }
}

@keyframes floatBlob2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-50px, -60px) scale(1.05); }
    66% { transform: translate(70px, -30px) scale(0.9); }
}

/* ─── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(139, 92, 246, 0.5);
}

/* ─── Navigation ─────────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 6, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.75rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
}

.nav-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.nav-title {
    font-size: 1.15rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, #c4b5fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.4rem 0.85rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: var(--accent-violet);
    background: rgba(139, 92, 246, 0.1);
}

/* ─── Mobile Menu Toggle ─────────────────────────────────── */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(6, 6, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        border-bottom: 1px solid var(--border-subtle);
        gap: 0.25rem;
    }
    .nav-links.open {
        display: flex;
    }
    .nav-link {
        width: 100%;
        padding: 0.75rem 1rem;
    }
}

/* ─── Main Container ─────────────────────────────────────── */
.main-container {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ─── Ad Containers ──────────────────────────────────────── */
.ad-container {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 1rem 0;
    min-height: 100px;
    overflow: hidden;
}

.ad-container--banner {
    margin: 0.5rem auto;
    max-width: 800px;
    padding: 0.75rem 1.25rem;
}

.ad-container--rectangle {
    margin: 1.5rem auto;
    max-width: 800px;
    padding: 1rem 1.25rem;
}

.ad-container--infeed {
    margin: 0.75rem 0;
    padding: 0.75rem 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.ad-unit {
    background: rgba(255, 255, 255, 0.01);
    border: 1px dashed rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    width: 100%;
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* ─── Hero Section ───────────────────────────────────────── */
.hero {
    text-align: center;
    padding: 3rem 0 1.5rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    padding: 0.35rem 0.9rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-violet);
    margin-bottom: 1.25rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

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

.hero h1 {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 0.75rem;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-mid) 40%, var(--gradient-end) 70%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(0.9rem, 2vw, 1.05rem);
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ─── Email Display Card ─────────────────────────────────── */
.email-card {
    margin: 2rem 0;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: border-color 0.3s ease;
}

.email-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(168, 85, 247, 0.1), rgba(6, 182, 212, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.email-card:hover {
    border-color: var(--border-glow);
}

.email-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 1rem;
}

.email-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
    position: relative;
    overflow: hidden;
}

.email-display::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.email-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.email-address {
    flex: 1;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: clamp(0.85rem, 2.5vw, 1.1rem);
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-all;
    position: relative;
    z-index: 1;
}

.email-address.loading {
    background: linear-gradient(90deg, var(--text-muted) 25%, var(--text-secondary) 50%, var(--text-muted) 75%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 1.5s infinite;
}

.email-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.4rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    font-family: inherit;
    letter-spacing: -0.01em;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #059669, #10b981);
    color: white;
}

.btn .btn-icon {
    font-size: 1.1rem;
}

/* Copy success state */
.btn-copied {
    background: linear-gradient(135deg, #059669, #10b981) !important;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3) !important;
}

/* ─── Inbox Section ──────────────────────────────────────── */
.inbox-section {
    margin: 1rem 0 2rem;
}

.inbox-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.inbox-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.inbox-count {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.15rem 0.55rem;
    border-radius: 50px;
    min-width: 22px;
    text-align: center;
}

.refresh-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.refresh-timer {
    position: relative;
    width: 28px;
    height: 28px;
}

.refresh-timer svg {
    transform: rotate(-90deg);
    width: 28px;
    height: 28px;
}

.refresh-timer .timer-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.06);
    stroke-width: 2.5;
}

.refresh-timer .timer-progress {
    fill: none;
    stroke: var(--accent-violet);
    stroke-width: 2.5;
    stroke-linecap: round;
    transition: stroke-dashoffset 1s linear;
}

.refresh-timer .timer-text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--accent-violet);
}

/* ─── Email List ─────────────────────────────────────────── */
.email-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.email-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    cursor: pointer;
    transition: all 0.25s ease;
    animation: slideUp 0.4s ease backwards;
    position: relative;
    overflow: hidden;
}

.email-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity 0.2s ease;
}

.email-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateX(4px);
}

.email-item:hover::before {
    opacity: 1;
}

.email-item.unread {
    border-left: 3px solid var(--accent-violet);
}

.email-item-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.4rem;
}

.email-from {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 60%;
}

.email-time {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

.email-subject {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.email-preview {
    font-size: 0.78rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Empty Inbox */
.inbox-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.inbox-empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.4;
}

.inbox-empty h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.inbox-empty p {
    font-size: 0.85rem;
}

/* ─── Email Modal ────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    width: 100%;
    max-width: 700px;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s ease;
}

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    gap: 1rem;
}

.modal-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.modal-close {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.modal-meta {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.modal-meta strong {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-primary);
}

.modal-body img {
    max-width: 100%;
    height: auto;
}

.modal-body a {
    color: var(--accent-violet);
}

/* ─── Features Section ───────────────────────────────────── */
.features {
    padding: 3rem 0;
    border-top: 1px solid var(--border-subtle);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.feature-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ─── FAQ Section ────────────────────────────────────────── */
.faq-section {
    padding: 2.5rem 0;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.faq-list {
    max-width: 650px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-question {
    padding: 1rem 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
    user-select: none;
    gap: 0.75rem;
}

.faq-question .faq-toggle {
    font-size: 1.25rem;
    color: var(--text-muted);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.open .faq-question .faq-toggle {
    transform: rotate(45deg);
    color: var(--accent-violet);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 1.25rem 1rem;
}

.faq-answer p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.25rem;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent-violet);
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ─── Legal Pages ────────────────────────────────────────── */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem;
}

.legal-content h1 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.legal-content .last-updated {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.legal-content h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary);
}

.legal-content p,
.legal-content li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.legal-content ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content a {
    color: var(--accent-violet);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ─── Toast Notifications ────────────────────────────────── */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: rgba(12, 12, 29, 0.95);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.4s ease, toastOut 0.3s ease 2.5s forwards;
    max-width: 350px;
}

.toast-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.toast.success {
    border-color: rgba(16, 185, 129, 0.3);
}

.toast.error {
    border-color: rgba(239, 68, 68, 0.3);
}

/* ─── Loader / Skeleton ──────────────────────────────────── */
.skeleton {
    background: linear-gradient(90deg, rgba(255,255,255,0.03) 25%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.03) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 8px;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-subtle);
    border-top-color: var(--accent-violet);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ─── Animations ─────────────────────────────────────────── */
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(40px); }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(139, 92, 246, 0.1); }
    50% { box-shadow: 0 0 40px rgba(139, 92, 246, 0.25); }
}

/* ─── Utility ────────────────────────────────────────────── */
.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.animate-in {
    animation: slideUp 0.5s ease backwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 640px) {
    .hero {
        padding: 2rem 0 1rem;
    }

    .email-card {
        padding: 1.5rem 1rem;
        border-radius: 16px;
    }

    .email-display {
        padding: 0.85rem 1rem;
    }

    .email-icon {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
    }

    .email-actions {
        flex-direction: column;
    }

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

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

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

    .modal {
        border-radius: 16px;
        max-height: 90vh;
    }

    .modal-header {
        padding: 1rem 1.25rem;
    }

    .modal-body {
        padding: 1rem 1.25rem;
    }

    .toast-container {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
    }

    .toast {
        max-width: 100%;
    }
}

@media (max-width: 360px) {
    .email-address {
        font-size: 0.78rem;
    }

    .hero h1 {
        font-size: 1.5rem;
    }
}