@font-face {
    font-family: 'LINE Seed Sans TH';
    src: url('https://unpkg.com/@fontpkg/line-seed-sans-th@1.0.1/LINESeedSansTH_Rg.ttf') format('truetype');
    font-weight: 400;
}
@font-face {
    font-family: 'LINE Seed Sans TH';
    src: url('https://unpkg.com/@fontpkg/line-seed-sans-th@1.0.1/LINESeedSansTH_Bd.ttf') format('truetype');
    font-weight: 700;
}

:root {
    --bg-color: #F8FAFC;
    --surface-color: #FFFFFF;
    --card-color: #FFFFFF;
    --primary-color: #2563EB;
    --primary-hover: #1D4ED8;
    --success-color: #22C55E;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --border-color: #E2E8F0;
    --shadow-soft: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -1px rgba(15, 23, 42, 0.03);
    --shadow-hover: 0 20px 25px -5px rgba(15, 23, 42, 0.05), 0 10px 10px -5px rgba(15, 23, 42, 0.02);
    --border-radius-lg: 12px;
    --border-radius-md: 8px;
    --border-radius-sm: 6px;
}

body {
    font-family: 'LINE Seed Sans TH', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Bootstrap Color Overrides */
.text-primary { color: var(--primary-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }
.bg-primary.bg-opacity-10 { background-color: color-mix(in srgb, var(--primary-color) 10%, transparent) !important; }
.btn-primary { 
    background-color: var(--primary-color) !important; 
    border-color: var(--primary-color) !important; 
    color: #fff !important;
}
.btn-primary:hover, .btn-primary:focus { 
    background-color: var(--primary-hover) !important; 
    border-color: var(--primary-hover) !important; 
}
.border-primary { border-color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }

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

.fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

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

/* Top Navigation */
.top-nav {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 2px 0 rgba(15, 23, 42, 0.02);
}

.nav-logo i {
    font-size: 1.75rem;
    color: var(--primary-color) !important;
}

.nav-title {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

/* Search Bar */
.search-bar {
    background-color: var(--bg-color);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.25s ease;
    max-width: 500px;
}

.search-bar:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37,99,235,0.1);
    background-color: var(--surface-color);
}

.search-bar input {
    font-size: 0.95rem;
    color: var(--text-primary);
}

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

.search-bar .input-group-text {
    color: var(--secondary-color) !important;
}

/* Buttons */
.btn-refresh {
    background-color: var(--surface-color);
    color: var(--secondary-color, var(--text-primary));
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-refresh:hover {
    background-color: var(--secondary-color);
    color: #ffffff;
    border-color: var(--secondary-color);
}

.btn-refresh:active {
    transform: scale(0.97);
}

/* Refresh Animation */
.refreshing i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 77px);
}

/* OTP Cards */
.otp-card {
    background-color: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Footer Orynx Text */
.orynx-text {
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.orynx-text:hover {
    color: #F97316; /* Orange color */
}

/* Custom Modal */
.custom-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.custom-modal-overlay.show {
    opacity: 1;
    pointer-events: all;
}

.custom-modal-box {
    background: #ffffff;
    border-radius: 12px;
    padding: 1.5rem;
    width: 95%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    text-align: center;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    word-break: break-word;
}
/* Scrollbar styling for modal */
.custom-modal-box::-webkit-scrollbar {
    width: 6px;
}
.custom-modal-box::-webkit-scrollbar-track {
    background: transparent;
}
.custom-modal-box::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
@media (min-width: 768px) {
    .custom-modal-box {
        padding: 2rem;
    }
}

.custom-modal-overlay.show .custom-modal-box {
    transform: scale(1) translateY(0);
}

.modal-icon i {
    font-size: 3.5rem;
}

.otp-display-box {
    background-color: #f8f9fa;
    border: 1px dashed #d1d5db;
    border-radius: 16px;
    padding: 1.5rem 1rem;
}

/* Service Info */
.service-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
}

.service-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.email-address {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* OTP Code Display */
.otp-code-container {
    background-color: #F1F5F9;
    border-radius: var(--border-radius-md);
    padding: 1.25rem 1rem;
    text-align: center;
    margin: 1.25rem 0;
    border: 1px solid #E2E8F0;
}

.otp-code {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: 0.25rem;
    color: var(--text-primary);
    line-height: 1;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace, 'LINE Seed Sans TH';
}

/* Card Footer */
.time-received {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    font-weight: 500;
}

.btn-copy {
    background-color: #F8FAFC;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-copy:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.btn-copy:active {
    transform: scale(0.96);
}

.btn-copy.copied {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: #fff;
}

/* Custom Toast */
.custom-toast {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-hover);
    color: var(--text-primary);
}