/* KwikConnectHub - Auth Page Styles */

:root {
    --emerald: #059669;
    --emerald-light: #d1fae5;
    --emerald-dark: #065f46;
    --teal: #0d9488;
    --surface: #f8faf9;
    --text: #0f1f18;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --white: #ffffff;
    --error: #ef4444;
}

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

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--surface);
    color: var(--text);
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
}

h1, h2, h3, .brand {
    font-family: 'Sora', sans-serif;
}

::selection {
    background: #d1fae5;
    color: #065f46;
}

:focus-visible {
    outline: 2px solid var(--emerald);
    outline-offset: 2px;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f1f1f1; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }

/* ── LAYOUT ── */
.auth-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* ── LEFT PANEL ── */
.left-panel {
    background: linear-gradient(145deg, #064e3b 0%, #065f46 40%, #0d9488 100%);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem;
    overflow: hidden;
}

.left-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(16,185,129,0.25) 0%, transparent 60%),
        radial-gradient(ellipse 40% 60% at 10% 80%, rgba(13,148,136,0.2) 0%, transparent 60%);
    pointer-events: none;
}

/* Decorative circles */
.deco-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.08);
}
.deco-circle-1 { width: 320px; height: 320px; top: -80px; right: -80px; }
.deco-circle-2 { width: 200px; height: 200px; top: 60px; right: 40px; }
.deco-circle-3 { width: 480px; height: 480px; bottom: -200px; left: -120px; }

.dot-grid {
    position: absolute;
    bottom: 60px;
    right: 40px;
    width: 120px;
    height: 120px;
    background-image: radial-gradient(circle, rgba(255,255,255,0.15) 1px, transparent 1px);
    background-size: 16px 16px;
}

/* Logo */
.left-logo {
    position: relative;
    z-index: 2;
}

.left-logo a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-mark {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -0.5px;
}

.logo-text {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    color: white;
    letter-spacing: -0.3px;
}

/* Left content */
.left-content {
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem 0;
}

.left-tagline {
    font-size: 2.2rem;
    font-weight: 700;
    color: white;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 1.25rem;
}

.left-tagline span {
    color: #6ee7b7;
}

.left-desc {
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    line-height: 1.7;
    max-width: 340px;
    margin-bottom: 2.5rem;
}

/* Stat pills */
.stat-pills {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    padding: 0.85rem 1.25rem;
    width: fit-content;
}

.stat-pill-icon {
    width: 36px;
    height: 36px;
    background: rgba(110,231,183,0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6ee7b7;
    flex-shrink: 0;
}

.stat-pill-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
    margin-bottom: 1px;
}

.stat-pill-value {
    font-family: 'Sora', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: white;
}

/* Testimonial card */
.testimonial-card {
    position: relative;
    z-index: 2;
    background: rgba(255,255,255,0.07);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 18px;
    padding: 1.25rem 1.5rem;
}

.testimonial-text {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
    margin-bottom: 1rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.testimonial-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6ee7b7, #059669);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    color: white;
    flex-shrink: 0;
}

.testimonial-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: white;
}

.testimonial-role {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
}

.testimonial-stars {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

/* ── RIGHT PANEL ── */
.right-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 3rem;
    background: var(--white);
    overflow-y: auto;
    animation: slideIn 0.5s ease both;
}

.auth-box {
    width: 100%;
    max-width: 420px;
}

/* Auth header */
.auth-header {
    margin-bottom: 2rem;
    text-align: center;
}

.auth-header h1 {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.5px;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Tabs */
.tabs {
    display: flex;
    background: #f3f4f6;
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 1.75rem;
}

.tab-btn {
    flex: 1;
    padding: 0.65rem 1rem;
    border: none;
    background: transparent;
    border-radius: 9px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background: var(--white);
    color: var(--emerald-dark);
    font-weight: 600;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

/* Role toggle */
.role-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.role-card {
    border: 2px solid var(--border);
    border-radius: 14px;
    padding: 0.85rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--white);
}

.role-card:hover {
    border-color: var(--emerald);
    background: #f0fdf4;
}

.role-card.selected {
    border-color: var(--emerald);
    background: #f0fdf4;
}

.role-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.role-icon.buyer { background: #eff6ff; color: #3b82f6; }
.role-icon.provider { background: #f0fdf4; color: var(--emerald); }

.role-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
}

.role-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Form groups */
.form-group {
    margin-bottom: 1.1rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.4rem;
}

.input-wrap {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    pointer-events: none;
    display: flex;
    align-items: center;
}

.form-input {
    width: 100%;
    padding: 0.75rem 0.85rem 0.75rem 2.7rem;
    border: 1.5px solid var(--border);
    border-radius: 12px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    color: var(--text);
    background: #fafafa;
    outline: none;
    transition: all 0.2s ease;
}

.form-input:focus {
    border-color: var(--emerald);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(5,150,105,0.1);
}

.form-input.error {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.error-msg {
    font-size: 0.75rem;
    color: var(--error);
    margin-top: 0.3rem;
    display: none;
}

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

/* Password toggle */
.pw-toggle {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #9ca3af;
    padding: 0;
    display: flex;
    align-items: center;
}

.pw-toggle:hover {
    color: var(--emerald);
}

/* Password strength */
.pw-strength {
    margin-top: 0.5rem;
    display: none;
}

.pw-strength.show {
    display: block;
}

.pw-bars {
    display: flex;
    gap: 4px;
    margin-bottom: 4px;
}

.pw-bar {
    height: 3px;
    flex: 1;
    border-radius: 2px;
    background: #e5e7eb;
    transition: background 0.3s ease;
}

.pw-bar.weak   { background: #ef4444; }
.pw-bar.fair   { background: #f59e0b; }
.pw-bar.good   { background: #3b82f6; }
.pw-bar.strong { background: var(--emerald); }

.pw-strength-label {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.25rem 0;
}

.divider-line {
    flex: 1;
    height: 1px;
    background: var(--border);
}

.divider-text {
    font-size: 0.8rem;
    color: #9ca3af;
    white-space: nowrap;
}

/* Social buttons */
.social-btns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.7rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: 12px;
    background: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s ease;
}

.social-btn:hover {
    border-color: #d1d5db;
    background: #f9fafb;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

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

/* Submit button */
.submit-btn {
    width: 100%;
    padding: 0.85rem;
    background: linear-gradient(135deg, var(--emerald) 0%, var(--teal) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-family: 'Sora', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.1px;
}

.submit-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0);
    transition: background 0.2s;
}

.submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(5,150,105,0.35);
}

.submit-btn:hover::after {
    background: rgba(255,255,255,0.06);
}

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

.submit-btn.loading {
    pointer-events: none;
    opacity: 0.85;
}

/* Spinner */
.btn-spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto;
}

.btn-text {
    display: block;
}

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

/* Forgot password link */
.forgot-link {
    display: block;
    text-align: right;
    font-size: 0.8rem;
    color: var(--emerald);
    text-decoration: none;
    margin-top: -0.4rem;
    margin-bottom: 1.1rem;
    font-weight: 500;
}

.forgot-link:hover {
    text-decoration: underline;
}

/* Terms */
.terms-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 1rem;
    line-height: 1.6;
}

.terms-text a {
    color: var(--emerald);
    text-decoration: none;
    font-weight: 500;
}

.terms-text a:hover {
    text-decoration: underline;
}

/* Switch link */
.switch-text {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 1.25rem;
}

.switch-text button {
    background: none;
    border: none;
    color: var(--emerald);
    font-weight: 600;
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    padding: 0;
}

.switch-text button:hover {
    text-decoration: underline;
}

/* Name row */
.name-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* Checkbox */
.checkbox-wrap {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 1.1rem;
}

.custom-checkbox {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-radius: 5px;
    flex-shrink: 0;
    margin-top: 1px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
}

.custom-checkbox.checked {
    background: var(--emerald);
    border-color: var(--emerald);
}

.checkbox-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
    cursor: pointer;
}

.checkbox-label a {
    color: var(--emerald);
    text-decoration: none;
}

/* Back to home */
.back-home {
    position: fixed;
    top: 1.25rem;
    left: 1.25rem;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    z-index: 10;
    padding: 0.45rem 0.85rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    backdrop-filter: blur(6px);
    transition: all 0.2s;
}

.back-home:hover {
    color: white;
    background: rgba(255,255,255,0.15);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: #111827;
    color: white;
    padding: 0.85rem 1.25rem;
    border-radius: 12px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    z-index: 100;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
}

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

/* Form section visibility */
.form-section {
    transition: opacity 0.25s ease;
}

.form-section.hidden {
    display: none;
}

/* ── ANIMATIONS ── */
@keyframes slideIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

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

.left-panel {
    animation: fadeUp 0.6s ease both;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .auth-wrapper { grid-template-columns: 1fr; }
    .left-panel   { display: none; }
    .right-panel  { padding: 2rem 1.5rem; }
    .back-home    { display: none; }
}

@media (max-width: 480px) {
    .name-row    { grid-template-columns: 1fr; }
    .social-btns { grid-template-columns: 1fr; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .left-panel,
    .right-panel {
        animation: none;
    }
    .btn-spinner {
        animation: none;
    }
}

/* ── DEMO CREDENTIALS BOX ── */
.demo-creds {
    background: #fffbeb;
    border: 1.5px solid #fde68a;
    border-radius: 12px;
    padding: 0.85rem 1rem;
    margin-bottom: 1.1rem;
    font-size: 0.8rem;
}

.demo-creds-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 0.65rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.demo-creds-title i {
    width: 14px;
    height: 14px;
    color: #d97706;
}

.demo-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.45rem 0.6rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s;
    margin-bottom: 4px;
}

.demo-row:hover {
    background: #fef3c7;
}

.demo-role {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 50px;
    flex-shrink: 0;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.demo-role.buyer-role    { background: #dbeafe; color: #1e40af; }
.demo-role.provider-role { background: var(--emerald-light); color: var(--emerald-dark); }

.demo-info {
    font-size: 0.78rem;
    color: #78350f;
    font-family: 'Courier New', monospace;
    letter-spacing: -0.2px;
}

.demo-hint {
    font-size: 0.7rem;
    color: #a16207;
    margin: 0.5rem 0 0;
    text-align: center;
}