@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600;700&display=swap');

/* --- DESIGN TOKENS --- */
:root {
    --color-primary: hsl(186, 35%, 29%);
    --color-primary-light: hsl(186, 25%, 39%);
    --color-primary-dark: hsl(186, 45%, 19%);
    
    --color-secondary: hsl(38, 28%, 88%);
    --color-secondary-light: hsl(38, 28%, 95%);
    
    --color-accent: hsl(166, 44%, 38%);
    --color-accent-light: hsl(207, 47%, 74%);
    --gradient-primary: linear-gradient(135deg, #9ec1dd, #56b9a1);
    
    --color-text-dark: hsl(186, 15%, 12%);
    --color-text-light: hsl(38, 20%, 98%);
    --color-text-muted: hsl(186, 10%, 45%);
    
    --color-bg-light: hsl(38, 20%, 98%);
    --color-bg-card: hsl(0, 0%, 100%);
    
    --color-status-success: hsl(122, 39%, 41%);
    --color-status-info: hsl(203, 76%, 45%);
    --color-status-warning: hsl(38, 92%, 50%);
    --color-status-danger: hsl(4, 72%, 46%);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 32px rgba(14, 34, 24, 0.12);
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- RESET & LAYOUT --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-primary-dark);
}

header {
    background: var(--gradient-primary);
    color: var(--color-text-dark);
    padding: 1.5rem 1rem;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.container {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* --- FUNNEL TRANSITION (SPA) --- */
.funnel-step {
    display: none;
    animation: fadeIn var(--transition-normal);
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- CARDS & GLASSMORPHISM --- */
.card {
    background: var(--color-bg-card);
    border: 1px solid rgba(14, 34, 24, 0.08);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.glass-panel {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* --- FORMS & INPUTS --- */
.form-group {
    margin-bottom: 1.5rem;
}

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

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-primary-dark);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1.5px solid rgba(14, 34, 24, 0.15);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-dark);
    background-color: var(--color-bg-light);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(33, 77, 56, 0.12);
}

/* Validation styling */
input.is-invalid {
    border-color: var(--color-status-danger);
    background-color: hsl(4, 72%, 98%);
}

.invalid-feedback {
    color: var(--color-status-danger);
    font-size: 0.8rem;
    margin-top: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.8rem;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    gap: 0.5rem;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.btn-primary:hover {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-text-light);
}

.btn-accent:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-primary-dark);
}

.btn-secondary:hover {
    background-color: hsl(38, 28%, 80%);
}

.btn:disabled {
    background-color: var(--color-text-muted);
    cursor: not-allowed;
    transform: none;
}

/* --- SEARCH BAR --- */
.search-grid {
    display: grid;
    grid-template-columns: 2fr 2fr 1.5fr 1fr;
    gap: 1rem;
    align-items: flex-end;
}

@media (max-width: 768px) {
    .search-grid {
        grid-template-columns: 1fr;
    }
}

/* --- RESULT CARDS --- */
.results-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.result-card {
    display: grid;
    grid-template-columns: 200px 1fr 180px;
    gap: 1.5rem;
    align-items: center;
    border: 1px solid rgba(14, 34, 24, 0.08);
    border-radius: var(--border-radius-md);
    background-color: var(--color-bg-card);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.result-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.result-image {
    width: 100%;
    height: 100%;
    min-height: 140px;
    background-color: var(--color-secondary);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-light);
}

.result-body {
    padding: 1rem;
}

.result-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

.result-pricing {
    padding: 1.5rem;
    border-left: 1px dashed rgba(14, 34, 24, 0.15);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-color: var(--color-secondary-light);
}

.price-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.price-sub {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.8rem;
}

@media (max-width: 768px) {
    .result-card {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .result-image {
        height: 180px;
    }
    .result-pricing {
        border-left: none;
        border-top: 1px dashed rgba(14, 34, 24, 0.15);
        padding: 1.5rem;
    }
}

/* --- CHECKOUT LAYOUT --- */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 900px) {
    .checkout-layout {
        grid-template-columns: 1fr;
    }
}

/* --- STICKY PRICE BOX --- */
.price-box {
    position: sticky;
    top: calc(header.height + 2rem); /* roughly top: 6rem */
    z-index: 10;
}

.addon-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(14, 34, 24, 0.08);
}

.price-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
}

.price-summary-row.total {
    border-top: 2px solid var(--color-primary-dark);
    margin-top: 0.8rem;
    padding-top: 1rem;
    font-weight: 700;
    font-size: 1.2rem;
}

/* --- COUNTDOWN TIMER --- */
.hold-timer {
    background-color: hsl(38, 92%, 94%);
    border: 1px solid var(--color-status-warning);
    border-radius: var(--border-radius-sm);
    padding: 0.8rem;
    color: hsl(38, 80%, 25%);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* --- CONFIRMATION SCREEN --- */
.success-card {
    text-align: center;
    padding: 3rem 2rem;
}

.success-icon {
    width: 64px;
    height: 64px;
    background-color: hsl(122, 39%, 92%);
    color: var(--color-status-success);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.receipt-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    text-align: left;
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: var(--color-secondary-light);
    border-radius: var(--border-radius-md);
}

@media (max-width: 600px) {
    .receipt-grid {
        grid-template-columns: 1fr;
    }
}