/**
 * AskTrack Package - Professional bank-like UI
 * Mobile-first, LAMP stack. Security-aware styling.
 */

:root {
    --color-bg: #0f1419;
    --color-surface: #1a2332;
    --color-surface-elevated: #243044;
    --color-border: #2d3a4d;
    --color-text: #e8ecf1;
    --color-text-muted: #8b9cb3;
    --color-accent: #c9a227;
    --color-accent-hover: #dbb42e;
    --color-accent-muted: rgba(201, 162, 39, 0.15);
    --font-serif: 'DM Serif Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
    --transition: 0.2s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

/* Full-page glassy blurred shipping container background */
.bg-shipping {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.bg-shipping::before {
    content: '';
    position: absolute;
    inset: -40px;
    background: var(--color-bg) center / cover no-repeat;
    background-image: url('https://images.unsplash.com/photo-1605745341112-85968b19335b?w=1920');
    filter: blur(20px);
    -webkit-filter: blur(20px);
    transform: scale(1.08);
    z-index: 1;
}

.bg-shipping::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(15, 20, 25, 0.62);
    z-index: 2;
    pointer-events: none;
}

.app-wrap {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 3;
}

/* Header */
.site-header {
    background: rgba(26, 35, 50, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(45, 58, 77, 0.6);
    padding: 1rem 1.25rem;
}

.header-inner {
    max-width: 640px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--color-accent);
    font-size: 1.25rem;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.tagline {
    margin: 0.25rem 0 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.6rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.security-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #2e7d32;
    box-shadow: 0 0 6px rgba(46, 125, 50, 0.6);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Main */
.main-content {
    flex: 1;
    padding: 1.5rem 1.25rem 2rem;
    max-width: 560px;
    margin: 0 auto;
    width: 100%;
}

/* Card */
.card {
    background: rgba(26, 35, 50, 0.68);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(45, 58, 77, 0.55);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.75rem 1.5rem;
}

.card-header {
    margin-bottom: 1.5rem;
}

.card-header h1 {
    font-family: var(--font-serif);
    font-size: 1.65rem;
    font-weight: 400;
    margin: 0 0 0.35rem;
    letter-spacing: 0.01em;
}

.subtitle {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Form */
.track-form {
    margin-bottom: 1.25rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.4rem;
}

.form-group input {
    width: 100%;
    padding: 0.85rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input::placeholder {
    color: var(--color-text-muted);
    opacity: 0.8;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.form-group input.error {
    border-color: #b54a4a;
}

.hp-wrap {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.lockout-message {
    padding: 0.85rem 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    background: rgba(179, 57, 57, 0.15);
    border: 1px solid rgba(179, 57, 57, 0.4);
    border-radius: var(--radius-sm);
    color: #e8a0a0;
}

.field-hint {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), opacity var(--transition);
    text-decoration: none;
    width: 100%;
    max-width: 200px;
    position: relative;
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.btn-primary {
    background: var(--color-accent);
    color: #0f1419;
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-accent-hover);
}

/* Loading state: hover-like feedback when submit is clicked */
.btn-primary.loading {
    cursor: wait;
    background: var(--color-accent-hover);
    box-shadow: 0 0 0 3px var(--color-accent-muted), 0 4px 20px rgba(201, 162, 39, 0.35);
    animation: btn-loading-pulse 1.2s ease-in-out infinite;
}

.btn-primary.loading .btn-loader {
    border-color: #0f1419;
    border-right-color: transparent;
}

@keyframes btn-loading-pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 3px var(--color-accent-muted), 0 4px 20px rgba(201, 162, 39, 0.35); }
    50% { opacity: 0.92; box-shadow: 0 0 0 4px var(--color-accent-muted), 0 6px 24px rgba(201, 162, 39, 0.45); }
}

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

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

.btn-loader {
    display: none;
    width: 1.1em;
    height: 1.1em;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn.loading .btn-text {
    visibility: hidden;
}

.btn-loading-text {
    display: none;
    position: absolute;
    left: calc(50% + 1rem);
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    font-size: 0.95rem;
}

.btn.loading .btn-loading-text {
    display: inline;
}

.btn.loading .btn-loader {
    display: inline-block;
    position: absolute;
    left: 50%;
    top: 50%;
    margin: 0;
    transform: translate(-50%, -50%);
}

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

.legal-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
}

/* Notice page */
.notice-card {
    position: relative;
}

.notice-badge {
    position: absolute;
    top: -1px;
    right: 1.5rem;
    background: var(--color-accent);
    color: #0f1419;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.65rem;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.notice-card h1 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin: 0 0 0.25rem;
    padding-right: 6rem;
}

.notice-subtitle {
    font-size: 0.9rem;
    color: var(--color-accent);
    margin: 0 0 1.5rem;
    font-weight: 500;
}

.notice-body {
    font-size: 0.95rem;
    color: var(--color-text);
}

.notice-body p {
    margin: 0 0 1rem;
}

.notice-body p:last-of-type {
    margin-bottom: 0;
}

.notice-body ul {
    margin: 0 0 1rem;
    padding-left: 1.35rem;
}

.notice-body li {
    margin-bottom: 0.5rem;
}

.action-line {
    margin-top: 1.25rem !important;
    padding: 1rem 1.25rem;
    background: var(--color-accent-muted);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.notice-highlight {
    margin: 1rem 0 0;
    padding: 0.9rem 1.15rem;
    background: rgba(201, 162, 39, 0.08);
    border-left: 3px solid rgba(201, 162, 39, 0.5);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
}

.notice-assurance {
    margin-top: 1rem;
    padding: 0.75rem 0;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.notice-actions {
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
}

/* Footer */
.site-footer {
    padding: 1rem 1.25rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    border-top: 1px solid rgba(45, 58, 77, 0.6);
    background: rgba(26, 35, 50, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.footer-security {
    margin: 0.35rem 0 0;
    font-size: 0.75rem;
    opacity: 0.85;
}

/* Mobile */
@media (min-width: 480px) {
    .site-header,
    .main-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .card {
        padding: 2rem 2rem;
    }

    .notice-card h1 {
        font-size: 1.65rem;
    }
}

@media (min-width: 640px) {
    .main-content {
        padding-top: 2.5rem;
    }

    .card-header h1 {
        font-size: 1.85rem;
    }

    .btn {
        width: auto;
    }
}