/**
 * BuildersJig Auth Pages Stylesheet
 * Shared styles for login.php and signup.html
 * Visual redesign per Eve's spec — dark theme, Plus Jakarta Sans typography.
 */

:root {
    --color-bg-dark: #1a1d23;
    --color-bg-card: #242830;
    --color-bg-panel: #1e2128;
    --color-bg-input: #16181e;
    --color-bg-input-focus: #1a1d24;
    --color-bg-hover: #353a44;
    --color-header-bg: #15181e;
    --color-border-subtle: #2e333b;
    --color-border-input: #333842;
    --color-border-input-focus: #4a7cad;
    --color-dashed-border: #3a4050;
    --color-text-primary: #e0e4ea;
    --color-text-secondary: #8b92a0;
    --color-accent: #4a7cad;
    --color-accent-hover: #5a8cbf;
    --color-danger: #d94444;
    --color-success: #3d9a5f;
    --color-gold: #c9913a;

    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--color-bg-dark);
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 20px;
    font-family: var(--font-family);
    color: var(--color-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   Cards
   ============================================================ */
.login-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 420px;
    padding: 40px;
    margin: auto;
}

.signup-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 680px;
    margin: auto;
    overflow: hidden;
    padding: 0;
}

/* ============================================================
   Wordmark
   ============================================================ */
.auth-logo {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.5px;
    color: var(--color-text-primary);
    text-align: center;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-logo::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #4a7cad 0%, #5a8cbf 100%);
    border-radius: 6px;
    margin-right: 10px;
    flex-shrink: 0;
}

.auth-logo-accent {
    color: var(--color-accent);
}

.auth-tagline {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 32px;
}

/* ============================================================
   Form fields
   ============================================================ */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--color-bg-input);
    border: 1px solid var(--color-border-input);
    border-radius: 8px;
    color: var(--color-text-primary);
    padding: 11px 14px;
    font-size: 14px;
    font-family: var(--font-family);
    width: 100%;
    transition: border-color 150ms, background-color 150ms, box-shadow 150ms;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-secondary);
    opacity: 0.6;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-bg-input-focus);
    box-shadow: 0 0 0 3px rgba(74, 124, 173, 0.15);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    cursor: pointer;
    font-family: var(--font-family);
    transition: background-color 150ms, color 150ms, border-color 150ms,
                box-shadow 150ms, transform 80ms;
}

.btn-primary {
    background: var(--color-accent);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    box-shadow: 0 2px 8px rgba(74, 124, 173, 0.3);
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-primary-block {
    width: 100%;
    padding: 12px 24px;
    font-size: 14px;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border-subtle);
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

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

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

/* ============================================================
   Login: options row + remember/forgot
   ============================================================ */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
}

.remember-me input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.remember-me label {
    margin: 0;
    font-size: 13px;
    font-weight: 400;
    color: var(--color-text-secondary);
    text-transform: none;
    letter-spacing: normal;
    cursor: pointer;
}

.forgot-password {
    color: var(--color-accent-hover);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
}

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

/* ============================================================
   Divider
   ============================================================ */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 24px 0;
    color: var(--color-text-secondary);
    font-size: 13px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--color-border-subtle);
}

/* ============================================================
   Footer link
   ============================================================ */
.auth-footer-link {
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.auth-footer-link a {
    color: var(--color-accent-hover);
    font-weight: 600;
    text-decoration: none;
}

.auth-footer-link a:hover {
    text-decoration: underline;
}

/* ============================================================
   Messages
   ============================================================ */
.error-message {
    background: rgba(217, 68, 68, 0.1);
    border: 1px solid rgba(217, 68, 68, 0.3);
    border-radius: 8px;
    padding: 12px 14px;
    color: var(--color-danger);
    font-size: 13px;
    margin-bottom: 20px;
    display: none;
}

.success-message {
    background: rgba(61, 154, 95, 0.1);
    border: 1px solid rgba(61, 154, 95, 0.3);
    border-radius: 8px;
    padding: 12px 14px;
    color: var(--color-success);
    font-size: 13px;
    margin-bottom: 20px;
    display: none;
}

/* ============================================================
   Loading / spinner
   ============================================================ */
.loading {
    display: none;
    text-align: center;
    padding: 20px;
}

.spinner {
    border: 3px solid #2e333b;
    border-top: 3px solid var(--color-accent);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: auth-spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes auth-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ============================================================
   Signup-specific: step indicator
   ============================================================ */
.step-indicator {
    display: flex;
    background-color: var(--color-header-bg);
    border-bottom: 1px solid var(--color-border-subtle);
}

.step {
    flex: 1;
    padding: 16px 20px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    cursor: default;
}

.step.active {
    background-color: var(--color-bg-card);
    font-weight: 600;
    color: var(--color-accent);
}

.step.completed {
    color: var(--color-success);
}

.step.completed::after {
    content: '\2713';
    margin-left: 6px;
}

/* ============================================================
   Signup content area
   ============================================================ */
.signup-content {
    padding: 32px 40px;
    background-color: var(--color-bg-card);
}

.signup-step-heading {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 24px;
    letter-spacing: -0.3px;
}

.step-content {
    display: none;
}

.step-content.active {
    display: block;
}

/* ============================================================
   Signup: plan cards
   ============================================================ */
.plan-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-top: 8px;
    margin-bottom: 8px;
}

.plan-card {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border-subtle);
    border-radius: 12px;
    padding: 28px 24px;
    cursor: pointer;
    text-align: center;
    position: relative;
    transition: border-color 150ms, box-shadow 150ms, transform 150ms,
                background-color 150ms;
}

.plan-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(74, 124, 173, 0.1);
    transform: translateY(-2px);
}

.plan-card.selected {
    border-color: var(--color-accent);
    background-color: rgba(74, 124, 173, 0.06);
    box-shadow: 0 0 0 1px var(--color-accent);
}

.plan-card.popular::before {
    content: 'MOST POPULAR';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.6px;
    white-space: nowrap;
}

.plan-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 4px;
    letter-spacing: -0.2px;
}

.plan-price {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 12px 0 16px;
    letter-spacing: -0.5px;
}

.plan-price small {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    letter-spacing: 0;
}

.plan-features {
    list-style: none;
    margin: 16px 0 0;
    padding: 0;
    text-align: left;
}

.plan-features li {
    padding: 6px 0;
    border-bottom: 1px solid var(--color-border-subtle);
    font-size: 13px;
    color: var(--color-text-primary);
}

.plan-features li:last-child {
    border-bottom: none;
}

.plan-features li::before {
    content: '\2713  ';
    color: var(--color-success);
    font-weight: 700;
    margin-right: 4px;
}

/* ============================================================
   Mock payment notice
   ============================================================ */
.mock-notice {
    background: rgba(74, 124, 173, 0.08);
    border: 1px solid rgba(74, 124, 173, 0.25);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 20px;
    color: var(--color-text-secondary);
    font-size: 13px;
}

.mock-notice strong {
    display: block;
    margin-bottom: 4px;
    color: var(--color-accent-hover);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
}

/* ============================================================
   Button group
   ============================================================ */
.button-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
    gap: 12px;
}

.button-group > .btn-primary {
    margin-left: auto;
}

/* ============================================================
   Free plan inline message
   ============================================================ */
.free-plan-message {
    text-align: center;
    font-size: 14px;
    color: var(--color-success);
    background: rgba(61, 154, 95, 0.08);
    border: 1px solid rgba(61, 154, 95, 0.25);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

/* ============================================================
   Success state
   ============================================================ */
.auth-success {
    text-align: center;
    padding: 48px 40px;
}

.auth-success-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(61, 154, 95, 0.15);
    border: 1px solid rgba(61, 154, 95, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--color-success);
    margin: 0 auto 20px;
}

.auth-success h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.auth-success p {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* ============================================================
   Loading (signup variant)
   ============================================================ */
.loading-signup {
    display: none;
    text-align: center;
    padding: 48px 40px;
}

.loading-signup .spinner {
    margin-bottom: 20px;
}

.loading-signup h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 6px;
}

.loading-signup p {
    color: var(--color-text-secondary);
    font-size: 13px;
}

/* ============================================================
   Password show/hide toggle (shared across login, signup, reset)
   ============================================================ */
.auth-password-wrap {
    position: relative;
    display: block;
    width: 100%;
}

.auth-password-wrap input[type="password"],
.auth-password-wrap input[type="text"] {
    width: 100%;
    padding-right: 44px; /* reserve space for the eye button */
}

.auth-password-toggle {
    position: absolute;
    top: 50%;
    right: 6px;
    transform: translateY(-50%);
    background: transparent;
    border: 0;
    padding: 6px;
    margin: 0;
    cursor: pointer;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: color 120ms ease, background-color 120ms ease,
                box-shadow 120ms ease;
    font-family: var(--font-family);
    line-height: 0;
}

.auth-password-toggle:hover,
.auth-password-toggle:focus-visible {
    color: var(--color-text-primary);
    background-color: rgba(255, 255, 255, 0.04);
    outline: none;
}

.auth-password-toggle:focus-visible {
    box-shadow: 0 0 0 2px var(--color-accent);
}

.auth-password-toggle[aria-pressed="true"] {
    color: var(--color-accent);
}

.auth-password-toggle svg {
    display: block;
    pointer-events: none;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 600px) {
    body {
        padding: 20px 12px;
    }

    .login-card,
    .signup-card {
        border-radius: 8px;
    }

    .login-card {
        padding: 28px 22px;
    }

    .signup-content {
        padding: 24px 20px;
    }

    .plan-cards {
        grid-template-columns: 1fr;
    }

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

    .step {
        padding: 12px 8px;
        font-size: 12px;
    }
}