/* ================================================================
   Portfolio Studio — Registration Portal
   Design: Dark cinematic, matching the portfolio aesthetic
   ================================================================ */

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

:root {
    --bg-primary: #0D0D0D;
    --bg-secondary: #1A1A1A;
    --bg-card: #222222;
    --bg-input: #2A2A2A;
    --text-primary: #F2F0E9;
    --text-secondary: #999;
    --text-muted: #666;
    --accent: #CC5833;
    --accent-hover: #E06840;
    --accent-green: #4CAF50;
    --accent-red: #E74C3C;
    --border: #333;
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
}

html,
body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ================================================================
   Screens
   ================================================================ */
.screen {
    display: none;
    min-height: 100vh;
    animation: fadeIn 0.5s ease;
}

.screen.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================================
   Invite Code Screen
   ================================================================ */
.invite-container {
    margin: auto;
    text-align: center;
    padding: 40px 24px;
    max-width: 560px;
    width: 100%;
}

.logo-mark {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 24px;
    animation: pulse 3s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.hero-title .accent {
    color: var(--accent);
}

.hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    font-weight: 300;
}

.invite-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: left;
}

.invite-box label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-row {
    display: flex;
    gap: 12px;
}

.input-row input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 20px;
    font-family: 'SF Mono', 'Fira Code', monospace;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition);
}

.input-row input:focus {
    border-color: var(--accent);
}

.input-row button,
.btn-primary {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius);
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.input-row button:hover,
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

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

.footnote {
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-muted);
}

/* ================================================================
   Error Text
   ================================================================ */
.error-text {
    color: var(--accent-red);
    font-size: 14px;
    margin-top: 12px;
    min-height: 20px;
}

/* ================================================================
   Wizard
   ================================================================ */
.wizard-container {
    max-width: 640px;
    width: 100%;
    margin: 0 auto;
    padding: 40px 24px;
}

.wizard-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 48px;
}

.back-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.back-btn:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-card);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.4s ease;
    width: 16.66%;
}

.step-label {
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
    min-width: 80px;
    text-align: right;
}

/* Steps */
.wizard-step {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

.wizard-step h2 {
    font-family: var(--font-serif);
    font-size: 32px;
    margin-bottom: 8px;
}

.step-desc {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
    line-height: 1.5;
}

/* Forms */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 16px;
    font-family: var(--font-sans);
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition);
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
}

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

/* Hostname input */
.hostname-input {
    display: flex;
    align-items: stretch;
}

.hostname-input input {
    border-radius: var(--radius) 0 0 var(--radius);
    border-right: none;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.hostname-suffix {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    padding: 14px 16px;
    font-size: 16px;
    color: var(--text-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
}

.hostname-status {
    font-size: 14px;
    margin-top: 8px;
    min-height: 20px;
    transition: color var(--transition);
}

.hostname-status.available {
    color: var(--accent-green);
}

.hostname-status.unavailable {
    color: var(--accent-red);
}

.hostname-status.checking {
    color: var(--text-muted);
}

/* Preset Grid */
.preset-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.preset-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.preset-card:hover {
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

.preset-card.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

.preset-preview {
    height: 100px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    position: relative;
    overflow: hidden;
}

/* Preset color schemes */
.preset-a {
    background: linear-gradient(135deg, #2E4036, #F2F0E9);
}

.preset-a .preset-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #CC5833;
}

.preset-b {
    background: linear-gradient(135deg, #F2F0E9, #D4CFC5);
}

.preset-b .preset-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #2A2A2A;
}

.preset-c {
    background: linear-gradient(135deg, #0D0D0D, #1A3A1A);
}

.preset-c .preset-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #00FF88;
}

.preset-d {
    background: linear-gradient(135deg, #1A0A2E, #FF6B6B, #4ECDC4);
}

.preset-d .preset-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #FFE66D;
}

.preset-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.preset-card p {
    font-size: 13px;
    color: var(--text-muted);
}

/* Wizard Nav */
.wizard-nav {
    margin-top: 40px;
    text-align: right;
}

.wizard-nav .btn-primary {
    padding: 16px 40px;
    font-size: 17px;
}

/* ================================================================
   Generating Screen
   ================================================================ */
.generating-container {
    margin: auto;
    text-align: center;
    padding: 40px 24px;
    max-width: 480px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 32px;
}

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

.generating-container h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    margin-bottom: 8px;
}

.gen-status {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.gen-steps {
    text-align: left;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
}

.gen-step {
    padding: 10px 0;
    font-size: 15px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    transition: color var(--transition);
}

.gen-step:last-child {
    border-bottom: none;
}

.gen-step.active {
    color: var(--text-primary);
}

.gen-step.done {
    color: var(--accent-green);
}

/* ================================================================
   Success Screen
   ================================================================ */
.success-container {
    margin: auto;
    text-align: center;
    padding: 40px 24px;
    max-width: 560px;
}

.success-icon {
    font-size: 64px;
    margin-bottom: 24px;
    animation: bounceIn 0.6s ease;
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

.success-container h2 {
    font-family: var(--font-serif);
    font-size: 36px;
    margin-bottom: 32px;
}

.url-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.url-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    text-decoration: none;
    transition: all var(--transition);
}

.url-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.url-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.url-value {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 15px;
    color: var(--accent);
}

.success-note {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
}

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 600px) {
    .hero-title {
        font-size: 36px;
    }

    .input-row {
        flex-direction: column;
    }

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

    .wizard-step h2 {
        font-size: 26px;
    }
}