/* 
 * Design System CSS 
 * Controlled by Admin Panel via CSS Variables defined in dynamic_styles.php
 */

:root {
    /* Base Spacing Unit */
    --spacing-unit: 0.25rem; /* 4px */
}

/* =========================================
   1. Typography
   ========================================= */

/* Font Families */
.font-main { font-family: var(--font-main); }
.font-heading { font-family: var(--font-heading, var(--font-main)); }

/* Font Weights */
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
/* Button Min Width */
.min-w-\[200px\] { min-width: 200px; }

/* Table Utils */
.min-w-\[600px\] { min-width: 600px; }
.last\:border-0:last-child { border-bottom: 0px; }

/* Font Weights */
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }

/* Backdrop Blur */
.backdrop-blur-sm { backdrop-filter: blur(4px); }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

/* Text Sizes */
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Text Colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent { color: var(--color-accent); }
.text-white { color: #ffffff; }
.text-black { color: #000000; }
.text-success { color: var(--color-success, #10b981); }
.text-error { color: var(--color-error, #ef4444); }
.text-warning { color: var(--color-warning, #f59e0b); }
.text-muted { color: var(--text-light); }

/* =========================================
   2. Spacing (Margins & Paddings)
   ========================================= */
/* Utility format: {property}-{size} */
/* m = margin, p = padding, t=top, b=bottom, l=left, r=right, x=horizontal, y=vertical */

.m-0 { margin: 0; }
.m-1 { margin: calc(var(--spacing-unit) * 1); }
.m-2 { margin: calc(var(--spacing-unit) * 2); }
.m-3 { margin: calc(var(--spacing-unit) * 3); }
.m-4 { margin: calc(var(--spacing-unit) * 4); }
.m-5 { margin: calc(var(--spacing-unit) * 5); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: calc(var(--spacing-unit) * 1); }
.mt-2 { margin-top: calc(var(--spacing-unit) * 2); }
.mt-3 { margin-top: calc(var(--spacing-unit) * 3); }
.mt-4 { margin-top: calc(var(--spacing-unit) * 4); }
.mt-5 { margin-top: calc(var(--spacing-unit) * 5); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: calc(var(--spacing-unit) * 1); }
.mb-2 { margin-bottom: calc(var(--spacing-unit) * 2); }
.mb-3 { margin-bottom: calc(var(--spacing-unit) * 3); }
.mb-4 { margin-bottom: calc(var(--spacing-unit) * 4); }
.mb-5 { margin-bottom: calc(var(--spacing-unit) * 5); }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-0 { padding: 0; }
.p-1 { padding: calc(var(--spacing-unit) * 1); }
.p-2 { padding: calc(var(--spacing-unit) * 2); }
.p-3 { padding: calc(var(--spacing-unit) * 3); }
.p-4 { padding: calc(var(--spacing-unit) * 4); }
.p-5 { padding: calc(var(--spacing-unit) * 5); }

.py-1 { padding-top: calc(var(--spacing-unit) * 1); padding-bottom: calc(var(--spacing-unit) * 1); }
.py-2 { padding-top: calc(var(--spacing-unit) * 2); padding-bottom: calc(var(--spacing-unit) * 2); }
.py-3 { padding-top: calc(var(--spacing-unit) * 3); padding-bottom: calc(var(--spacing-unit) * 3); }
.py-4 { padding-top: calc(var(--spacing-unit) * 4); padding-bottom: calc(var(--spacing-unit) * 4); }

.px-1 { padding-left: calc(var(--spacing-unit) * 1); padding-right: calc(var(--spacing-unit) * 1); }
.px-2 { padding-left: calc(var(--spacing-unit) * 2); padding-right: calc(var(--spacing-unit) * 2); }
.px-3 { padding-left: calc(var(--spacing-unit) * 3); padding-right: calc(var(--spacing-unit) * 3); }
.px-4 { padding-left: calc(var(--spacing-unit) * 4); padding-right: calc(var(--spacing-unit) * 4); }

/* =========================================
   3. Width & Height
   ========================================= */
.w-full { width: 100%; }
.w-50 { width: 50%; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }

/* =========================================
   4. Flexbox & Grid
   ========================================= */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: calc(var(--spacing-unit) * 1); }
.gap-2 { gap: calc(var(--spacing-unit) * 2); }
.gap-3 { gap: calc(var(--spacing-unit) * 3); }
.gap-4 { gap: calc(var(--spacing-unit) * 4); }
.gap-5 { gap: calc(var(--spacing-unit) * 5); }
.gap-6 { gap: calc(var(--spacing-unit) * 6); }
.gap-8 { gap: calc(var(--spacing-unit) * 8); }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-1-md { grid-template-columns: 1fr; } /* Fallback/Mobile */

@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:flex-row { flex-direction: row; }
    .md\:items-center { align-items: center; }
}

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.top-0 { top: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }

/* Directional Margins */
.ml-1 { margin-left: calc(var(--spacing-unit) * 1); }
.ml-2 { margin-left: calc(var(--spacing-unit) * 2); }
.ml-3 { margin-left: calc(var(--spacing-unit) * 3); }
.mr-2 { margin-right: calc(var(--spacing-unit) * 2); }
.mx-2 { margin-left: calc(var(--spacing-unit) * 2); margin-right: calc(var(--spacing-unit) * 2); }
.my-6 { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.lr-auto { margin-left: auto; margin-right: auto; }

/* Flexbox Extras */
.flex-1 { flex: 1; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.opacity-50 { opacity: 0.5; }
.last\:border-0:last-child { border-bottom: 0; }
.border-b { border-bottom: 1px solid #e2e8f0; }
.border-t { border-top: 1px solid #e2e8f0; }

/* Extended Colors & Utilities */
.bg-gray-700 { background-color: #334155; }
.bg-green-500 { background-color: #22c55e; }
.bg-blue-600 { background-color: #2563eb; }
.bg-pink-600 { background-color: #db2777; }
.bg-blue-400 { background-color: #60a5fa; }
.text-gray-300 { color: #cbd5e1; }
.text-gray-400 { color: #94a3b8; }
.border-gray-600 { border-color: #475569; }
.border-gray-700 { border-color: #334155; }
.hover\:text-white:hover { color: #ffffff; }
.hover\:bg-green-500:hover { background-color: #22c55e; }
.hover\:bg-blue-600:hover { background-color: #2563eb; }
.hover\:bg-pink-600:hover { background-color: #db2777; }
.hover\:bg-blue-400:hover { background-color: #60a5fa; }
.transform { transform: var(--tw-transform); }
.hover\:-translate-y-1:hover { transform: translateY(-0.25rem); }
.transition-colors { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
/* Text Decoration & Transforms */
.line-through { text-decoration: line-through; }
.uppercase { text-transform: uppercase; }
.capitalize { text-transform: capitalize; }
.cursor-pointer { cursor: pointer; }
.pointer-events-none { pointer-events: none; }

/* Line Height */
.leading-tight { line-height: 1.25; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }

/* Object Fit */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }

/* Brand Buttons */
.btn-whatsapp {
    background-color: #25D366;
    color: white;
    border: none;
    font-weight: 600;
}
.btn-whatsapp:hover {
    background-color: #128C7E;
    color: white;
}
.btn-disabled {
    background-color: #e2e8f0;
    color: #94a3b8;
    cursor: not-allowed;
}

/* Width/Height Extended */
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }
.w-auto { width: auto; }
.w-10 { width: 2.5rem; }
.h-10 { height: 2.5rem; }
.w-full { width: 100%; }

/* Tracking */
.tracking-tight { letter-spacing: -0.025em; }
.tracking-wide { letter-spacing: 0.025em; }
.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.gradient-primary { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); }

/* Text Sizes Extended */
.text-1\.1rem { font-size: 1.1rem; }
.text-lg-responsive { font-size: 1.125rem; }

/* Text Decoration */
.no-underline { text-decoration: none; }
.inherit-color { color: inherit; }

/* Flex Extras */
.flex-center { display: flex; align-items: center; justify-content: center; }
.bg-placeholder { background-color: #f8fafc; }
.text-icon-placeholder { color: #cbd5e1; }

/* Badges */
.bg-danger { background-color: #ef4444; }
/* Aspect Ratio */
.aspect-\[4\/3\] { aspect-ratio: 4 / 3; }
.aspect-video { aspect-ratio: 16 / 9; }

/* Transitions Extended */
.transition-transform { transition-property: transform; }
.transition-shadow { transition-property: box-shadow; }
.transition-opacity { transition-property: opacity; }
.transition-all { transition: all 0.3s ease; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.delay-75 { transition-delay: 75ms; }

/* Scale & Translation */
.group:hover .group-hover\:scale-105 { transform: scale(1.05); }
.translate-y-4 { transform: translateY(1rem); }
.group:hover .group-hover\:translate-y-0 { transform: translateY(0); }
.hover\:-translate-y-1:hover { transform: translateY(-0.25rem); }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-100 { opacity: 1; }
.group:hover .group-hover\:opacity-100 { opacity: 1; }
.bg-black\/40 { background-color: rgba(0, 0, 0, 0.4); }
.bg-black\/10 { background-color: rgba(0, 0, 0, 0.1); }
.bg-white\/20 { background-color: rgba(255, 255, 255, 0.2); }

/* Grid Extended */
.grid-cols-auto-fill-250 { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.grid-cols-auto-fill-120 { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }

/* Dividers & Sections */
.section-divider-top {
    border-top: 1px solid #e2e8f0;
    padding-top: 3rem;
    margin-top: 3rem;
}

/* Height Extended */
.h-64 { height: 16rem; }
.h-8 { height: 2rem; }
.w-8 { width: 2rem; }
.w-20 { width: 5rem; }
.h-20 { height: 5rem; }

/* Typography Mono */
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
.tracking-\[1em\] { letter-spacing: 1em; }
.placeholder\:tracking-normal::placeholder { letter-spacing: normal; }

/* Z-index */
.z-0 { z-index: 0; }
.z-1 { z-index: 1; }
.z-2 { z-index: 2; }

/* Text Lines */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 2; /* Standard property for compatibility */
}
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Button Variants */
.btn-white {
    background-color: white;
    color: var(--color-text);
}
.btn-white:hover {
    background-color: #f8fafc;
}
.bg-light { background-color: var(--bg-color); }
.bg-white { background-color: #ffffff; }
.bg-transparent { background-color: transparent; }

/* =========================================
   6. Borders & Radius
   ========================================= */
.border { border: 1px solid #e2e8f0; }
.border-primary { border-color: var(--color-primary); }
.border-secondary { border-color: var(--color-secondary); }
.rounded-sm { border-radius: 4px; }
.rounded-md { border-radius: 8px; }
.rounded-lg { border-radius: 12px; }
.rounded-full { border-radius: 9999px; }

/* =========================================
   7. Components
   ========================================= */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding, 0.8rem 1.5rem);
    font-family: inherit;
    font-weight: var(--btn-font-weight, 600);
    border-radius: var(--btn-radius, 8px);
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.25;
    margin-bottom: 1rem;
}

.btn.no-margin {
    margin-bottom: 0 !important;
}

.btn-sm {
    padding: 0.5rem 1rem !important;
    font-size: 0.85rem !important;
}

.btn-lg {
    padding: 1rem 2rem !important;
    font-size: 1.1rem !important;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    border: 2px solid var(--color-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: #ffffff;
    border: 2px solid var(--color-secondary);
}
.btn-secondary:hover {
    background-color: #475569;
    border-color: #475569;
}

/* Action Buttons - Universal Premium Style */
.btn-action {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
    flex-shrink: 0;
}

.btn-action:hover {
    transform: translateY(-2px);
}

.btn-action-edit {
    background: #eff6ff;
    color: #334155;
}

.btn-action-edit:hover {
    background: #dbeafe;
    box-shadow: 0 4px 12px rgba(51, 65, 85, 0.1);
}

.btn-action-delete {
    background: #fff1f2;
    color: #ef4444;
}

.btn-action-delete:hover {
    background: #fee2e2;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

/* Cards */
.card {
    background-color: var(--surface-color, #ffffff);
    border-radius: var(--card-radius, 12px);
    box-shadow: var(--card-shadow, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
    padding: 1.5rem;
}

/* Forms */
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: var(--input-radius, 8px);
    background-color: var(--input-bg, #ffffff);
    color: var(--text-main);
    transition: border-color 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
}
.badge-success { background-color: #def7ec; color: #03543f; }
.badge-warning { background-color: #fef3c7; color: #92400e; }
.badge-danger { background-color: #fde8e8; color: #9b1c1c; }

/* =========================================
   8. Responsive Modifiers (Mobile First)
   ========================================= */

@media (max-width: 768px) {
    .hidden-mobile { display: none !important; }
    .w-full-mobile { width: 100% !important; }
    .flex-col-mobile { flex-direction: column !important; }
    .text-center-mobile { text-align: center !important; }
    .p-2-mobile { padding: 0.5rem !important; }
    .mt-4-mobile { margin-top: 1rem !important; }
}

/* Custom Components */
.icon-circle-lg {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.bg-success-light { background-color: #dcfce7; }

.hidden { display: none !important; }
.col-span-full { grid-column: 1 / -1; }
.text-5xl { font-size: 3rem; }
.opacity-20 { opacity: 0.2; }
.rounded-none { border-radius: 0 !important; }

/* Alerts */
.alert--error {
    background: #fff1f2;
    color: #991b1b;
    border: 1px solid #fee2e2;
    padding: 1rem;
    border-radius: 12px;
}

.alert--success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #dcfce7;
    padding: 1rem;
    border-radius: 12px;
}

/* Layout Utilities */
.flex-center { display: flex; align-items: center; justify-content: center; }
.h-screen { height: 100vh; }
.w-full { width: 100%; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }

/* Booking Components */
.booking-container {
    max-width: 600px;
    margin: 4rem auto;
    padding: 2.5rem;
    background: white;
    border-radius: var(--card-radius, 16px);
    box-shadow: var(--card-shadow, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}

.step-indicator {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2.5rem;
    position: relative;
    padding: 0 10px;
}

.step-indicator::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: #e2e8f0;
    z-index: 1;
}

.booking-step {
    width: 32px;
    height: 32px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #94a3b8;
    z-index: 2;
    transition: all 0.3s ease;
    font-size: 0.85rem;
}

.booking-step.active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: white;
}

.booking-step.completed {
    border-color: var(--color-success, #10b981);
    background: var(--color-success, #10b981);
    color: white;
}

.slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.time-slot {
    padding: 1rem 0.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
    font-weight: 500;
    background: #fff;
}

.time-slot:hover {
    border-color: var(--color-primary);
    background: rgba(var(--color-primary-rgb), 0.05);
    transform: translateY(-2px);
}

.time-slot.selected {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: 0 4px 6px -1px rgba(var(--color-primary-rgb), 0.2);
}

.time-slot.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f8fafc;
    pointer-events: none;
    border-style: dashed;
}

/* Checkout & Suggestions */
.suggestions-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 0 0 8px 8px;
    box-shadow: var(--card-shadow, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
}

.suggestion-item {
    padding: 10px 15px;
    cursor: pointer;
    border-bottom: 1px solid #f1f5f9;
    font-size: 0.9rem;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: #f8fafc;
}

.note-prepaid {
    color: #666;
    font-size: 0.7rem;
    display: block;
    margin-top: 5px;
}

/* OTP Multi-Input Styles */
.otp-input-container {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.otp-box {
    width: 3.5rem;
    height: 4rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    background-color: #f1f5f9; /* Light gray from screenshot */
    border: 2px solid rgba(0,0,0,0.05);
    border-radius: 12px;
    transition: all 0.2s ease;
    outline: none;
}

.otp-box:focus {
    background-color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(227, 30, 36, 0.1);
}

.otp-box::placeholder {
    color: #94a3b8;
}

@media (max-width: 480px) {
    .otp-input-container {
        gap: 0.5rem;
    }
    .otp-box {
        width: 2.8rem;
        height: 3.5rem;
        font-size: 1.25rem;
    }
}