/*
Theme Name: Best Bali Travel
Theme URI: https://bestbalitravel.com
Author: Best Bali Travel Team
Author URI: https://bestbalitravel.com
Description: A professional tour booking WordPress theme for Best Bali Travel. Features tour listings, booking system, multi-language support, and WooCommerce integration.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: bestbalitravel
Tags: tour-booking, travel, woocommerce, custom-menu, featured-images, translation-ready

Best Bali Travel Theme - Premium Design System
*/

/* ========================================
   TYPOGRAPHY - Premium Font Imports
   ======================================== */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

/* ========================================
   CSS CUSTOM PROPERTIES - Design Tokens
   ======================================== */
:root {
    /* === Primary Colors - Deep Ocean === */
    --bbt-navy-900: #0A1628;
    --bbt-navy-800: #1A2F4D;
    --bbt-navy-700: #2A4A6B;
    --bbt-navy-600: #3A6589;
    --bbt-navy-500: #4A80A7;

    /* === Accent Colors - Sunset Gold === */
    --bbt-gold-600: #D48B1F;
    --bbt-gold-500: #F5A623;
    --bbt-gold-400: #FFB84D;
    --bbt-gold-300: #FFCF80;

    /* === Secondary - Coral & Rose === */
    --bbt-coral-500: #FF6B6B;
    --bbt-coral-400: #FF8A8A;
    --bbt-rose-500: #FF6B9D;

    /* === Tropical Greens === */
    --bbt-emerald-600: #059669;
    --bbt-emerald-500: #10B981;
    --bbt-emerald-400: #34D399;
    --bbt-teal-500: #14B8A6;
    --bbt-teal-400: #2DD4BF;

    /* === Ocean Blues === */
    --bbt-sky-500: #0EA5E9;
    --bbt-sky-400: #38BDF8;
    --bbt-aqua-500: #00D4FF;

    /* === Neutrals === */
    --bbt-white: #FFFFFF;
    --bbt-cream: #FFF8F0;
    --bbt-gray-50: #F9FAFB;
    --bbt-gray-100: #F3F4F6;
    --bbt-gray-200: #E5E7EB;
    --bbt-gray-300: #D1D5DB;
    --bbt-gray-400: #9CA3AF;
    --bbt-gray-500: #6B7280;
    --bbt-gray-600: #4B5563;
    --bbt-gray-700: #374151;
    --bbt-gray-800: #1F2937;
    --bbt-gray-900: #111827;
    --bbt-black: #0A0A0A;

    /* === Premium Gradients === */
    --bbt-gradient-sunset: linear-gradient(135deg, #FF6B6B 0%, #F5A623 50%, #FFD93D 100%);
    --bbt-gradient-ocean: linear-gradient(135deg, #0A1628 0%, #1E3A5F 50%, #2A6B8A 100%);
    --bbt-gradient-tropical: linear-gradient(135deg, #10B981 0%, #14B8A6 50%, #0EA5E9 100%);
    --bbt-gradient-gold: linear-gradient(135deg, #F5A623 0%, #FFD93D 100%);
    --bbt-gradient-luxury: linear-gradient(135deg, #1A1A2E 0%, #2D2D4D 50%, #F5A623 100%);
    --bbt-gradient-hero: linear-gradient(180deg, rgba(10, 22, 40, 0) 0%, rgba(10, 22, 40, 0.8) 100%);

    /* === Glass Morphism === */
    --bbt-glass-bg: rgba(255, 255, 255, 0.08);
    --bbt-glass-bg-light: rgba(255, 255, 255, 0.85);
    --bbt-glass-border: rgba(255, 255, 255, 0.15);
    --bbt-glass-border-light: rgba(0, 0, 0, 0.05);
    --bbt-glass-blur: blur(20px);
    --bbt-glass-blur-strong: blur(40px);

    /* === Typography === */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
    --font-body: 'Outfit', system-ui, sans-serif;

    /* === Font Sizes (Fluid) === */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.85rem);
    --text-sm: clamp(0.85rem, 0.8rem + 0.25vw, 0.95rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.1rem);
    --text-lg: clamp(1.1rem, 1rem + 0.5vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);
    --text-6xl: clamp(3.75rem, 2.5rem + 6.25vw, 6rem);

    /* === Spacing === */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* === Border Radius === */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* === Shadows === */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-gold: 0 10px 40px -10px rgba(245, 166, 35, 0.4);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-card-hover: 0 20px 40px rgba(0, 0, 0, 0.15);

    /* === Transitions === */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* === Z-Index === */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ========================================
   BASE STYLES
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 400;
    line-height: 1.6;
    color: var(--bbt-gray-700);
    background-color: var(--bbt-white);
}

/* ========================================
   TYPOGRAPHY STYLES
   ======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--bbt-navy-900);
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--text-5xl);
}

h2 {
    font-size: var(--text-4xl);
}

h3 {
    font-size: var(--text-3xl);
}

h4 {
    font-size: var(--text-2xl);
}

h5 {
    font-size: var(--text-xl);
}

h6 {
    font-size: var(--text-lg);
}

/* Display headings - Elegant Serif */
.bbt-display {
    font-family: var(--font-display);
    font-weight: 600;
    font-style: italic;
}

.bbt-display-1 {
    font-size: var(--text-6xl);
}

.bbt-display-2 {
    font-size: var(--text-5xl);
}

.bbt-display-3 {
    font-size: var(--text-4xl);
}

/* ========================================
   BUTTON STYLES
   ======================================== */
.bbt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.bbt-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.bbt-btn:hover::before {
    left: 100%;
}

/* Primary Button */
.bbt-btn-primary {
    background: var(--bbt-gradient-gold);
    color: var(--bbt-navy-900);
    box-shadow: var(--shadow-gold);
}

.bbt-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 50px -10px rgba(245, 166, 35, 0.5);
}

/* Secondary Button */
.bbt-btn-secondary {
    background: var(--bbt-navy-800);
    color: var(--bbt-white);
}

.bbt-btn-secondary:hover {
    background: var(--bbt-navy-700);
    transform: translateY(-2px);
}

/* Outline Button */
.bbt-btn-outline {
    background: transparent;
    border-color: var(--bbt-gold-500);
    color: var(--bbt-gold-500);
}

.bbt-btn-outline:hover {
    background: var(--bbt-gold-500);
    color: var(--bbt-navy-900);
}

/* Ghost Button */
.bbt-btn-ghost {
    background: var(--bbt-glass-bg);
    backdrop-filter: var(--bbt-glass-blur);
    border-color: var(--bbt-glass-border);
    color: var(--bbt-white);
}

.bbt-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Button Sizes */
.bbt-btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.bbt-btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.bbt-btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

/* ========================================
   CARD STYLES
   ======================================== */
.bbt-card {
    background: var(--bbt-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.bbt-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-8px);
}

/* Glass Card */
.bbt-card-glass {
    background: var(--bbt-glass-bg-light);
    backdrop-filter: var(--bbt-glass-blur);
    border: 1px solid var(--bbt-glass-border-light);
}

/* 3D Tilt Effect */
.bbt-hover-3d-tilt {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.bbt-hover-3d-tilt:hover {
    transform: rotateY(-5deg) rotateX(5deg) translateY(-5px);
}

/* ========================================
   ANIMATIONS
   ======================================== */
/* Fade In */
@keyframes bbt-fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Fade Up */
@keyframes bbt-fade-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Scale In */
@keyframes bbt-scale-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Slide In Right */
@keyframes bbt-slide-in-right {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

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

/* Float */
@keyframes bbt-float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Pulse */
@keyframes bbt-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(245, 166, 35, 0.5);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(245, 166, 35, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(245, 166, 35, 0);
    }
}

/* Ken Burns */
@keyframes bbt-ken-burns {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.1);
    }
}

/* Shimmer */
@keyframes bbt-shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* Animation Classes */
.bbt-anim-fade {
    animation: bbt-fade-in 0.6s ease forwards;
}

.bbt-anim-fade-up {
    animation: bbt-fade-up 0.6s ease forwards;
}

.bbt-anim-scale-in {
    animation: bbt-scale-in 0.6s ease forwards;
}

.bbt-anim-slide-right {
    animation: bbt-slide-in-right 0.6s ease forwards;
}

.bbt-float {
    animation: bbt-float 3s ease-in-out infinite;
}

.bbt-pulse {
    animation: bbt-pulse 2s infinite;
}

/* Stagger Children */
.bbt-stagger>* {
    opacity: 0;
    animation: bbt-fade-up 0.6s ease forwards;
}

.bbt-stagger>*:nth-child(1) {
    animation-delay: 0ms;
}

.bbt-stagger>*:nth-child(2) {
    animation-delay: 100ms;
}

.bbt-stagger>*:nth-child(3) {
    animation-delay: 200ms;
}

.bbt-stagger>*:nth-child(4) {
    animation-delay: 300ms;
}

.bbt-stagger>*:nth-child(5) {
    animation-delay: 400ms;
}

.bbt-stagger>*:nth-child(6) {
    animation-delay: 500ms;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
/* Glass Effect */
.bbt-glass {
    background: var(--bbt-glass-bg);
    backdrop-filter: var(--bbt-glass-blur);
    border: 1px solid var(--bbt-glass-border);
}

/* Gradient Text */
.bbt-gradient-text {
    background: var(--bbt-gradient-sunset);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Gold Accent */
.bbt-gold {
    color: var(--bbt-gold-500);
}

.bbt-bg-gold {
    background-color: var(--bbt-gold-500);
}

/* Container */
.bbt-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 768px) {
    .bbt-container {
        padding: 0 var(--space-4);
    }
}

/* Section Padding */
.bbt-section {
    padding: var(--space-24) 0;
}

.bbt-section-sm {
    padding: var(--space-16) 0;
}

.bbt-section-lg {
    padding: var(--space-32) 0;
}

/* ========================================
   WHATSAPP FLOATING BUTTON
   ======================================== */
.bbt-whatsapp-floating {
    position: fixed;
    z-index: var(--z-fixed);
}

.bbt-whatsapp-floating.bottom-right {
    right: var(--space-6);
    bottom: var(--space-6);
}

.bbt-whatsapp-floating.bottom-left {
    left: var(--space-6);
    bottom: var(--space-6);
}

.bbt-wa-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
}

.bbt-wa-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.bbt-wa-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bbt-navy-900);
    color: white;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.bbt-whatsapp-floating:hover .bbt-wa-tooltip {
    opacity: 1;
    visibility: visible;
}

.bbt-whatsapp-floating.bbt-pulse .bbt-wa-btn {
    animation: bbt-pulse 2s infinite;
}