/**
 * PlexGuide Setup — Modern split-layout wizard
 * Adapted from Huntarr design system
 */

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

.setup-page {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: #0f1219;
    color: #e2e8f0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    position: relative;
    overflow: hidden;
}

/* Rotating Backdrop */
.setup-backdrop-layer {
    position: fixed;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 2s ease-in-out;
    will-change: opacity;
}
.setup-backdrop-layer.visible { opacity: 1; }

.setup-backdrop-overlay {
    position: fixed;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(90deg, rgba(10,14,23,0.97) 0%, rgba(10,14,23,0.92) 260px, rgba(10,14,23,0.78) 420px, rgba(10,14,23,0.55) 60%, rgba(10,14,23,0.45) 100%),
        radial-gradient(ellipse at center, rgba(10,14,23,0.3) 0%, rgba(10,14,23,0.65) 100%),
        linear-gradient(180deg, transparent 0%, transparent 60%, rgba(10,14,23,0.4) 100%);
    pointer-events: none;
}

/* Layout */
.setup-layout { display: flex; min-height: 100vh; position: relative; z-index: 2; }

/* Sidebar */
.setup-sidebar {
    width: 280px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 32px 24px;
    background: rgba(11,15,25,0.85);
    backdrop-filter: blur(24px) saturate(1.2);
    -webkit-backdrop-filter: blur(24px) saturate(1.2);
    border-right: 1px solid rgba(148,163,184,0.06);
}
.setup-sidebar-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(148,163,184,0.08);
}
.setup-sidebar-logo { font-size: 2.5rem; color: #6366f1; }
.setup-sidebar-title { font-size: 1.2rem; font-weight: 700; color: #f8fafc; letter-spacing: 0.3px; }
.setup-sidebar-subtitle { font-size: 0.75rem; font-weight: 500; color: #64748b; text-transform: uppercase; letter-spacing: 1.5px; }

/* Stepper */
.setup-progress-rail { flex: 1; }
.setup-stepper { display: flex; flex-direction: column; gap: 0; position: relative; }
.setup-stepper-item {
    display: flex; align-items: center; gap: 14px; padding: 14px 12px;
    border-radius: 10px; position: relative; cursor: default; transition: background 0.2s ease;
}
.setup-stepper-item:not(:last-child)::after {
    content: ''; position: absolute; left: 30px; top: 50px; width: 2px;
    height: calc(100% - 22px); background: rgba(71,85,105,0.3); z-index: 0; transition: background 0.3s ease;
}
.setup-stepper-item.completed:not(:last-child)::after { background: rgba(34,197,94,0.4); }

.setup-step-circle {
    width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center;
    justify-content: center; font-size: 13px; font-weight: 700; flex-shrink: 0; z-index: 1;
    transition: all 0.3s ease; background: rgba(30,41,59,0.6); border: 2px solid rgba(71,85,105,0.35); color: #64748b;
}
.setup-step-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.setup-step-label { font-size: 0.88rem; font-weight: 600; color: #64748b; transition: color 0.3s ease; }
.setup-step-sublabel { font-size: 0.72rem; color: #475569; transition: color 0.3s ease; }

.setup-stepper-item.active { background: rgba(99,102,241,0.06); }
.setup-stepper-item.active .setup-step-circle { background: rgba(99,102,241,0.15); border-color: #6366f1; color: #a5b4fc; box-shadow: 0 0 16px rgba(99,102,241,0.15); }
.setup-stepper-item.active .setup-step-label { color: #e2e8f0; }
.setup-stepper-item.active .setup-step-sublabel { color: #94a3b8; }

.setup-stepper-item.completed .setup-step-circle { background: linear-gradient(135deg,#22c55e,#16a34a); border-color: transparent; color: #fff; }
.setup-stepper-item.completed .setup-step-label { color: #94a3b8; }
.setup-stepper-item.completed .setup-step-sublabel { color: #475569; }

.setup-sidebar-footer { padding-top: 20px; border-top: 1px solid rgba(148,163,184,0.08); text-align: center; font-size: 0.7rem; color: #334155; letter-spacing: 0.5px; }

/* Content Area */
.setup-content {
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 40px 32px; min-height: 100vh; background: transparent; overflow-y: auto;
}
.setup-content-inner {
    width: 100%; max-width: 540px; background: rgba(11,15,25,0.72);
    backdrop-filter: blur(20px) saturate(1.1); -webkit-backdrop-filter: blur(20px) saturate(1.1);
    border-radius: 20px; border: 1px solid rgba(148,163,184,0.06); padding: 36px 32px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}
.setup-mobile-header { display: none; }

/* Step Sections */
.setup-section { display: none; }
.setup-section.active { display: block; }
.setup-section h2 { margin: 0 0 8px; font-size: 1.6rem; font-weight: 700; color: #f8fafc; letter-spacing: -0.3px; }
.setup-step-desc { margin: 0 0 28px; font-size: 0.95rem; color: #94a3b8; line-height: 1.5; }
.setup-step-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; gap: 12px; }

/* Buttons */
.setup-btn-primary {
    display: inline-flex; align-items: center; gap: 8px; padding: 11px 24px; border-radius: 10px;
    border: none; background: linear-gradient(135deg,#6366f1,#818cf8); color: #fff;
    font-size: 0.9rem; font-weight: 600; cursor: pointer; transition: all 0.2s ease; white-space: nowrap;
}
.setup-btn-primary:hover { box-shadow: 0 6px 20px rgba(99,102,241,0.35); transform: translateY(-1px); }
.setup-btn-primary:active { transform: translateY(0); }
.setup-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: none; transform: none; }
.setup-btn-lg { padding: 14px 32px; font-size: 1rem; }

.setup-btn-ghost {
    display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border-radius: 10px;
    border: 1px solid rgba(148,163,184,0.15); background: transparent; color: #94a3b8;
    font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: all 0.2s ease;
}
.setup-btn-ghost:hover { background: rgba(148,163,184,0.08); color: #e2e8f0; border-color: rgba(148,163,184,0.25); }

/* Form Inputs */
.form-group { margin-bottom: 18px; }
.form-group label {
    display: flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 500;
    color: #cbd5e1; margin-bottom: 8px;
}
.form-group label i { color: #6366f1; font-size: 0.8rem; width: 16px; text-align: center; }
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"] {
    width: 100%; padding: 12px 14px; background: rgba(15,23,42,0.7);
    border: 1px solid rgba(71,85,105,0.4); border-radius: 10px; color: #f1f5f9;
    font-size: 0.95rem; transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus { outline: none; border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.12); }
.form-group input::placeholder { color: #475569; }

/* Error / Success */
.error-message {
    padding: 10px 14px; border-radius: 8px; font-size: 0.85rem; font-weight: 500;
    background: rgba(239,68,68,0.1); color: #f87171; border-left: 3px solid #ef4444; margin: 12px 0;
}
.error-message.success { background: rgba(34,197,94,0.1); color: #4ade80; border-left-color: #22c55e; }

/* Step 2: 2FA */
.setup-2fa-layout { display: flex; gap: 24px; margin-bottom: 20px; }
.setup-2fa-qr-area { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.setup-2fa-manual-area { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.setup-2fa-instruction { font-size: 0.82rem; color: #94a3b8; margin: 0; font-weight: 500; }

.qr-code {
    width: 140px; height: 140px; background: #fff; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease; overflow: hidden;
}
.qr-code:hover { transform: scale(1.03); box-shadow: 0 6px 20px rgba(0,0,0,0.3); }
.qr-code img { max-width: 100%; max-height: 100%; }
.qr-hint { font-size: 0.72rem; color: #475569; }

.secret-key-container {
    display: flex; align-items: stretch; gap: 0; margin-top: 4px;
    border-radius: 10px; overflow: hidden; border: 1px solid rgba(71,85,105,0.35);
}
.secret-key {
    flex: 1; padding: 10px 12px; background: rgba(15,23,42,0.7); color: #e2e8f0;
    font-family: 'SF Mono','Fira Code','Cascadia Code',monospace; font-size: 0.78rem;
    word-break: break-all; user-select: all;
}
.copy-button {
    padding: 8px 14px; background: rgba(30,41,59,0.6); border: none; color: #94a3b8;
    font-size: 0.8rem; cursor: pointer; display: flex; align-items: center; gap: 5px;
    white-space: nowrap; transition: all 0.2s ease;
}
.copy-button:hover { background: rgba(99,102,241,0.1); color: #a5b4fc; }

.setup-2fa-verify { margin-bottom: 4px; }
.verify-input-group { margin: 0; }
.verify-input-group label { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 500; color: #cbd5e1; margin-bottom: 8px; }
.verify-input-group label i { color: #6366f1; font-size: 0.8rem; }
.verify-input-group input {
    width: 100%; padding: 12px 14px; background: rgba(15,23,42,0.7);
    border: 1px solid rgba(71,85,105,0.4); border-radius: 10px; color: #f1f5f9;
    font-size: 1.1rem; letter-spacing: 4px; text-align: center;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.verify-input-group input:focus { outline: none; border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.12); }
.verify-input-group input::placeholder { color: #475569; letter-spacing: normal; }

/* Step 3: Plex Cards */
.setup-plex-cards { display: flex; flex-direction: column; gap: 12px; }
.setup-plex-card {
    display: flex; align-items: center; gap: 16px; padding: 18px 20px;
    background: rgba(15,23,42,0.5); border: 1px solid rgba(71,85,105,0.25);
    border-radius: 12px; cursor: pointer; transition: all 0.2s ease;
}
.setup-plex-card:hover { border-color: rgba(99,102,241,0.4); background: rgba(99,102,241,0.04); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
.setup-plex-card-icon {
    width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center;
    justify-content: center; flex-shrink: 0; font-size: 1.1rem; background: rgba(99,102,241,0.1); color: #a5b4fc;
}
.setup-plex-card-skip .setup-plex-card-icon { background: rgba(71,85,105,0.2); color: #94a3b8; }
.setup-plex-card-recommended {
    position: relative; border-color: rgba(99,102,241,0.4); background: rgba(99,102,241,0.06);
    box-shadow: 0 0 0 1px rgba(99,102,241,0.15), 0 4px 16px rgba(99,102,241,0.08);
}
.setup-plex-card-recommended:hover { border-color: rgba(99,102,241,0.6); background: rgba(99,102,241,0.1); }
.setup-plex-badge {
    position: absolute; top: -9px; right: 16px;
    background: linear-gradient(135deg,#6366f1,#818cf8); color: #fff;
    font-size: 0.68rem; font-weight: 600; padding: 3px 10px; border-radius: 20px;
    letter-spacing: 0.03em; text-transform: uppercase; box-shadow: 0 2px 8px rgba(99,102,241,0.3);
}
.setup-plex-card-skip { opacity: 0.7; }
.setup-plex-card-skip:hover { opacity: 1; }
.setup-plex-card-body { flex: 1; }
.setup-plex-card-body strong { display: block; color: #e2e8f0; font-size: 0.95rem; margin-bottom: 4px; }
.setup-plex-card-body p { margin: 0; font-size: 0.82rem; color: #94a3b8; line-height: 1.4; }

/* Step 4: Auth Mode Radio Cards */
.radio-cards { display: flex; flex-direction: column; gap: 10px; }
.radio-card {
    display: flex; align-items: center; gap: 14px; padding: 16px 18px;
    background: rgba(15,23,42,0.5); border: 1px solid rgba(71,85,105,0.25);
    border-radius: 12px; cursor: pointer; transition: all 0.25s ease;
}
.radio-card:hover { border-color: rgba(99,102,241,0.3); background: rgba(99,102,241,0.03); }
.radio-card.selected { border-color: rgba(99,102,241,0.5); background: rgba(99,102,241,0.06); box-shadow: 0 0 0 1px rgba(99,102,241,0.15); }

.radio-card-indicator {
    width: 20px; height: 20px; border-radius: 50%; border: 2px solid rgba(71,85,105,0.4);
    flex-shrink: 0; position: relative; transition: all 0.25s ease;
}
.radio-card.selected .radio-card-indicator { border-color: #6366f1; background: #6366f1; }
.radio-card.selected .radio-card-indicator::after {
    content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 8px; height: 8px; border-radius: 50%; background: #fff;
}
.radio-card-icon { font-size: 1rem; color: #64748b; width: 20px; text-align: center; flex-shrink: 0; transition: color 0.25s ease; }
.radio-card.selected .radio-card-icon { color: #a5b4fc; }
.radio-card-body { flex: 1; min-width: 0; }
.radio-card-title { font-size: 0.9rem; font-weight: 600; color: #e2e8f0; margin-bottom: 3px; }
.radio-card-desc { font-size: 0.8rem; color: #94a3b8; line-height: 1.4; }

.auth-warning {
    display: none; padding: 12px 16px; margin-top: 12px; border-radius: 10px; font-size: 0.82rem;
    background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.25); color: #fbbf24; line-height: 1.5;
}
.auth-warning.visible { display: block; }
.auth-warning i { margin-right: 6px; }

/* Step 5: Recovery Key */
.setup-key-display {
    background: rgba(15,23,42,0.6); border-radius: 14px; padding: 22px 24px;
    border: 1px solid rgba(240,173,78,0.15);
}
.setup-key-top-row {
    display: flex; align-items: flex-start; gap: 12px; margin-bottom: 16px;
    padding-bottom: 14px; border-bottom: 1px solid rgba(240,173,78,0.1);
}
.setup-key-top-row > i { color: #f0ad4e; font-size: 18px; flex-shrink: 0; margin-top: 2px; }
.setup-key-info { font-size: 0.82rem; color: rgba(255,255,255,0.65); line-height: 1.55; }
.setup-key-info strong { color: #f0ad4e; }
.setup-key-value { background: rgba(0,0,0,0.3); border-radius: 10px; padding: 14px 16px; margin: 12px 0; text-align: center; }
.setup-key-value span {
    font-family: 'SF Mono','Fira Code','Cascadia Code','Courier New',monospace;
    font-size: 1.2rem; font-weight: 700; color: #f0ad4e; letter-spacing: 2px; word-break: break-all;
}
.setup-key-actions-row { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 10px; }
.setup-key-warning-inline { font-size: 0.75rem; color: #ef4444; font-weight: 600; white-space: nowrap; }
.setup-key-warning-inline i { margin-right: 4px; }

.setup-countdown {
    display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 16px;
    margin: 14px 0 0; background: rgba(240,173,78,0.08); border: 1px solid rgba(240,173,78,0.15); border-radius: 10px;
}
.setup-countdown > i { color: #f0ad4e; }
.setup-countdown > span { font-size: 0.85rem; color: #f0ad4e; font-weight: 600; }
.countdown-number { font-size: 1.3rem; font-weight: 800; color: #f0ad4e; min-width: 28px; text-align: center; }

.setup-confirm-prompt {
    padding: 14px 18px; margin: 14px 0 0; background: rgba(99,102,241,0.06);
    border: 1px solid rgba(99,102,241,0.15); border-radius: 10px; text-align: center;
}
.setup-confirm-prompt > span { display: block; font-size: 0.88rem; font-weight: 600; color: #e2e8f0; margin-bottom: 12px; }
.setup-confirm-prompt > span i { color: #818cf8; margin-right: 6px; }
.setup-confirm-buttons { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

/* Step 6: Finish */
.setup-finish-content { text-align: center; }
.setup-finish-icon {
    width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center;
    justify-content: center; margin: 0 auto 20px;
    background: linear-gradient(135deg,rgba(34,197,94,0.12) 0%,rgba(16,185,129,0.08) 100%);
    box-shadow: 0 0 30px rgba(34,197,94,0.1);
}
.setup-finish-icon i { font-size: 2rem; color: #22c55e; }
.setup-finish-card {
    background: rgba(15,23,42,0.5); border: 1px solid rgba(148,163,184,0.08);
    border-radius: 14px; padding: 24px; margin: 24px 0; text-align: center;
}
.thankyou-heart { font-size: 1.5rem; color: #f43f5e; margin-bottom: 12px; display: block; }
.finish-title { font-size: 1.05rem; font-weight: 700; color: #f8fafc; margin: 0 0 10px; }
.finish-body { font-size: 0.85rem; color: #94a3b8; line-height: 1.6; margin: 0 0 12px; }
.finish-sig { font-size: 0.8rem; color: #64748b; font-style: italic; margin: 0; }

.setup-special-thanks { margin: 16px 0 0; text-align: center; }
.special-thanks-title { font-size: 0.72rem; font-weight: 600; color: #475569; text-transform: uppercase; letter-spacing: 1.5px; margin: 0 0 10px; }
.special-thanks-list { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.special-thanks-item {
    display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 8px;
    background: rgba(148,163,184,0.06); border: 1px solid rgba(148,163,184,0.08);
    color: #94a3b8; font-size: 0.8rem; font-weight: 500; text-decoration: none; transition: all 0.2s ease;
}
.special-thanks-item:hover { background: rgba(99,102,241,0.08); border-color: rgba(99,102,241,0.2); color: #a5b4fc; }

/* QR Modal */
.qr-modal {
    display: none; position: fixed; inset: 0; z-index: 100;
    background: rgba(0,0,0,0.8); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    align-items: center; justify-content: center;
}
.qr-modal[style*="display: block"] { display: flex !important; }
.qr-modal-content {
    position: relative; background: #fff; border-radius: 16px; padding: 20px;
    max-width: 320px; width: 90%; box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}
.qr-modal-content img { width: 100%; height: auto; border-radius: 8px; }
.qr-modal-close {
    position: absolute; top: -12px; right: -12px; width: 32px; height: 32px;
    border-radius: 50%; border: none; background: #334155; color: #fff;
    font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.qr-modal-close:hover { background: #475569; }

/* Plex Status */
.plex-status { padding: 12px 16px; border-radius: 10px; font-size: 0.85rem; line-height: 1.5; }
.plex-status.waiting { background: rgba(59,130,246,0.08); color: #60a5fa; border: 1px solid rgba(59,130,246,0.15); }
.plex-status.success { background: rgba(34,197,94,0.08); color: #4ade80; border: 1px solid rgba(34,197,94,0.15); }
.plex-status.error { background: rgba(239,68,68,0.08); color: #f87171; border: 1px solid rgba(239,68,68,0.15); }

/* Responsive: Tablet */
@media (max-width: 900px) {
    .setup-sidebar { width: 220px; padding: 24px 16px; }
    .setup-sidebar-brand { margin-bottom: 28px; }
    .setup-sidebar-logo { font-size: 2rem; }
    .setup-sidebar-title { font-size: 1rem; }
    .setup-step-sublabel { display: none; }
    .setup-stepper-item { padding: 12px 10px; }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
    .setup-layout { flex-direction: column; }
    .setup-sidebar { display: none; }
    .setup-mobile-header {
        display: flex; align-items: center; justify-content: center; gap: 10px;
        padding: 16px 20px; background: rgba(17,24,39,0.95);
        border-bottom: 1px solid rgba(148,163,184,0.08); width: 100%;
    }
    .setup-mobile-logo { font-size: 1.2rem; color: #6366f1; }
    .setup-mobile-header span { font-size: 0.95rem; font-weight: 600; color: #f8fafc; }
    .setup-content { padding: 24px 20px; min-height: auto; justify-content: flex-start; }
    .setup-section h2 { font-size: 1.3rem; }
    .setup-2fa-layout { flex-direction: column; align-items: center; }
    .qr-code { width: 120px; height: 120px; }
    .setup-step-actions { flex-direction: column-reverse; gap: 10px; }
    .setup-step-actions > * { width: 100%; justify-content: center; }
    .setup-confirm-buttons { flex-direction: column; }
    .setup-confirm-buttons > * { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
    .setup-content { padding: 20px 16px; }
    .setup-section h2 { font-size: 1.15rem; }
    .setup-step-desc { font-size: 0.88rem; }
    .setup-key-value span { font-size: 1rem; letter-spacing: 1px; }
    .form-group input { font-size: 16px; }
    .verify-input-group input { font-size: 16px; }
}