/* ================================================
   MAKE IT — CLIENT BRIEF FORM  
   Premium dark UI with glassmorphism
   ================================================ */

/* ---- Reset & Root ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(17, 17, 24, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-hover: rgba(255, 255, 255, 0.06);
    --bg-input: rgba(255, 255, 255, 0.04);
    --bg-input-focus: rgba(255, 255, 255, 0.07);

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-hint: #475569;

    --border-default: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-focus: rgba(99, 102, 241, 0.5);

    --accent-primary: #6366f1;
    --accent-secondary: #a855f7;
    --accent-gradient: linear-gradient(135deg, #6366f1, #a855f7);
    --accent-glow: rgba(99, 102, 241, 0.15);

    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);

    /* Font */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---- Animated Background ---- */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
    pointer-events: none;
}

.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    pointer-events: none;
    animation: glowFloat 20s ease-in-out infinite;
}

.bg-glow--1 {
    width: 500px;
    height: 500px;
    background: rgba(99, 102, 241, 0.08);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.bg-glow--2 {
    width: 400px;
    height: 400px;
    background: rgba(168, 85, 247, 0.06);
    bottom: -50px;
    left: -50px;
    animation-delay: -7s;
}

.bg-glow--3 {
    width: 300px;
    height: 300px;
    background: rgba(34, 197, 94, 0.04);
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes glowFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -40px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(15px, 35px) scale(1.05); }
}

/* ---- App Container ---- */
.app-container {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---- Header ---- */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-default);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo__icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo__text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.logo__accent {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header__tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-primary);
    background: var(--accent-glow);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

/* ---- Progress ---- */
.progress-container {
    margin-bottom: var(--space-2xl);
}

.progress-bar {
    height: 3px;
    background: var(--border-default);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-lg);
}

.progress-bar__fill {
    height: 100%;
    width: 20%;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
}

.progress-steps {
    display: flex;
    justify-content: space-between;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    transition: var(--transition-base);
}

.progress-step__number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--bg-glass);
    color: var(--text-muted);
    border: 1.5px solid var(--border-default);
    transition: var(--transition-base);
}

.progress-step__label {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition-base);
}

.progress-step.active .progress-step__number {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    box-shadow: 0 0 16px rgba(99, 102, 241, 0.35);
}

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

.progress-step.completed .progress-step__number {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    border-color: rgba(99, 102, 241, 0.3);
}

.progress-step.completed .progress-step__label {
    color: var(--text-secondary);
}

/* ---- Form ---- */
.form {
    flex: 1;
}

.form-step {
    display: none;
    animation: fadeSlideIn 0.4s ease-out;
}

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

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-step__header {
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.form-step__icon {
    display: inline-block;
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    animation: bounceIn 0.6s ease-out;
}

@keyframes bounceIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

.form-step__title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-step__subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ---- Form Grids ---- */
.form-grid {
    display: grid;
    gap: var(--space-lg);
}

.form-grid--2col {
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 640px) {
    .form-grid--2col {
        grid-template-columns: 1fr;
    }
}

/* ---- Form Group ---- */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}

.required {
    color: var(--accent-secondary);
    font-weight: 600;
}

/* ---- Inputs ---- */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: var(--transition-base);
    outline: none;
}

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

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--border-hover);
    background: var(--bg-glass-hover);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--border-focus);
    background: var(--bg-input-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2394a3b8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

.form-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--text-hint);
    margin-top: 6px;
    font-style: italic;
}

.form-error {
    display: none;
    font-size: 0.75rem;
    color: var(--error);
    margin-top: 6px;
    font-weight: 500;
}

.form-error.visible {
    display: block;
    animation: shakeError 0.4s ease-out;
}

@keyframes shakeError {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    75% { transform: translateX(6px); }
}

/* ---- Chip Group (Radio pills) ---- */
.chip-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.chip-group--wrap {
    gap: 10px;
}

.chip {
    cursor: pointer;
}

.chip input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.chip__label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-glass);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-base);
    white-space: nowrap;
}

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

.chip input:checked + .chip__label {
    background: var(--accent-glow);
    border-color: rgba(99, 102, 241, 0.4);
    color: var(--text-primary);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.15);
}

.chip--lg .chip__label {
    padding: 10px 18px;
    font-size: 0.88rem;
}

/* ---- Card Select (Project types) ---- */
.card-select {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

@media (max-width: 720px) {
    .card-select {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 400px) {
    .card-select {
        grid-template-columns: 1fr;
    }
}

.card-option {
    cursor: pointer;
}

.card-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.card-option__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
    padding: 18px 10px;
    background: var(--bg-glass);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.card-option__content:hover {
    border-color: var(--border-hover);
    background: var(--bg-glass-hover);
    transform: translateY(-2px);
}

.card-option input:checked + .card-option__content {
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.card-option__icon {
    font-size: 1.6rem;
}

.card-option__title {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-option__desc {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ---- Tone Selector ---- */
.tone-selector {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
}

@media (max-width: 720px) {
    .tone-selector {
        grid-template-columns: repeat(3, 1fr);
    }
}

.tone-option {
    cursor: pointer;
}

.tone-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.tone-option__card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: var(--transition-base);
}

.tone-option__visual {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
    border: 2px solid transparent;
    transition: var(--transition-base);
}

.tone-option__name {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition-base);
}

.tone-option:hover .tone-option__visual {
    transform: scale(1.05);
}

.tone-option input:checked + .tone-option__card .tone-option__visual {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.tone-option input:checked + .tone-option__card .tone-option__name {
    color: var(--text-primary);
}

/* ---- Checkbox Grid ---- */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.checkbox-grid--2col {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 500px) {
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.checkbox-item:hover {
    background: var(--bg-glass-hover);
    color: var(--text-primary);
}

.checkbox-item input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.checkbox-item__box {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 1.5px solid var(--border-hover);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    position: relative;
}

.checkbox-item__box::after {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 2px;
    background: var(--accent-gradient);
    transform: scale(0);
    transition: var(--transition-fast);
}

.checkbox-item input:checked ~ .checkbox-item__box {
    border-color: var(--accent-primary);
    background: var(--accent-glow);
}

.checkbox-item input:checked ~ .checkbox-item__box::after {
    transform: scale(1);
}

.checkbox-item--legal {
    padding: 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.checkbox-item--legal:hover {
    background: var(--bg-glass-hover);
}

/* ---- Budget Cards ---- */
.budget-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

@media (max-width: 640px) {
    .budget-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

.budget-card {
    cursor: pointer;
}

.budget-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.budget-card__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 4px;
    padding: 20px 14px;
    background: var(--bg-glass);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.budget-card__content:hover {
    border-color: var(--border-hover);
    background: var(--bg-glass-hover);
    transform: translateY(-2px);
}

.budget-card input:checked + .budget-card__content {
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.budget-card__range {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.budget-card__desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ---- Link ---- */
.link {
    color: var(--accent-primary);
    text-decoration: underline;
    text-decoration-color: rgba(99, 102, 241, 0.3);
    text-underline-offset: 2px;
    transition: var(--transition-fast);
}

.link:hover {
    text-decoration-color: var(--accent-primary);
}

/* ---- Nav Buttons ---- */
.form-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-default);
}

.form-nav__step-indicator {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    font-family: var(--font-mono);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    outline: none;
}

.btn--primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

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

.btn--ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1.5px solid var(--border-default);
}

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

.btn--submit {
    background: linear-gradient(135deg, #22c55e, #10b981);
    color: white;
    box-shadow: 0 4px 16px rgba(34, 197, 94, 0.3);
    padding: 14px 32px;
    font-size: 0.95rem;
}

.btn--submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(34, 197, 94, 0.4);
}

.btn--secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1.5px solid var(--border-default);
    padding: 12px 28px;
}

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

/* ---- Success Screen ---- */
.success-screen .success-content {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.success-icon {
    margin-bottom: var(--space-xl);
    animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.success-check {
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
    animation: drawCheck 0.8s ease-out 0.3s forwards;
}

@keyframes drawCheck {
    to { stroke-dashoffset: 0; }
}

.success-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, #22c55e, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.success-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 480px;
    margin: 0 auto var(--space-xl);
}

.success-summary {
    background: var(--bg-glass);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    text-align: left;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.success-summary__item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-default);
    font-size: 0.85rem;
}

.success-summary__item:last-child {
    border-bottom: none;
}

.success-summary__label {
    color: var(--text-muted);
    font-weight: 500;
}

.success-summary__value {
    color: var(--text-primary);
    font-weight: 600;
    text-align: right;
    max-width: 60%;
}

/* ---- Footer ---- */
.footer {
    text-align: center;
    padding: var(--space-xl) 0 var(--space-md);
    margin-top: auto;
}

.footer p {
    font-size: 0.75rem;
    color: var(--text-hint);
}

/* ---- Conditional Group Animation ---- */
.conditional-group {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        max-height: 500px;
        transform: translateY(0);
    }
}

/* ---- Responsive ---- */
@media (max-width: 640px) {
    .app-container {
        padding: var(--space-lg) var(--space-md);
    }

    .header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .form-step__title {
        font-size: 1.4rem;
    }

    .form-step__icon {
        font-size: 2rem;
    }

    .progress-step__label {
        display: none;
    }

    .form-nav {
        flex-wrap: wrap;
        gap: var(--space-md);
        justify-content: center;
    }

    .form-nav__step-indicator {
        order: -1;
        width: 100%;
        text-align: center;
    }

    .tone-selector {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .success-title {
        font-size: 1.5rem;
    }
}

/* ---- Focus Visible ---- */
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* ---- Selection ---- */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: white;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}