/*
 * Klaimr Brand Stylesheet
 * Version: 1.4
 * Last Updated: 2025-08-11
 * Description: This stylesheet applies the official Klaimr brand guidelines
 * for colors, typography, and all interactive components. Includes light and dark themes.
 *
 */

/* ==========================================================================
   1. CSS Variables (Custom Properties)
   ========================================================================== */

:root {
  /* ==========================================================================
     BRAND COLORS (Accessible Palette based on #294643)
     ========================================================================== */
  --primary: #294643;         /* Base brand teal-green */
  --primary-light: #3d5b58;   /* +20% lighter for hovers */
  --primary-dark: #1e3431;    /* -20% darker for active/focus */
  --primary-contrast: #ffffff; /* Text color on primary bg (WCAG AA+) */

  /* Accents (harmonious with primary) */
  --accent-warm: #DA7B45;       /* Orange-brown accent */
  --accent-warm-contrast: #ffffff;
  --accent-soft: #E4C988;       /* Soft muted yellow */
  --accent-soft-contrast: #1a1a1a;

  /* Functional colors (accessible contrast) */
  --success: #2f855a;         /* Dark green */
  --success-contrast: #ffffff;
  --warning: #d69e2e;         /* Golden yellow */
  --warning-contrast: #1a1a1a;
  --error: #c53030;           /* Red */
  --error-contrast: #ffffff;
  --info: #3182ce;           /* Blue */
  --info-contrast: #ffffff;

  /* Neutrals */
  --neutral-0: #ffffff;        /* White */
  --neutral-50: #f9fafb;
  --neutral-100: #f3f4f6;
  --neutral-200: #e5e7eb;
  --neutral-300: #d1d5db;
  --neutral-400: #9ca3af;
  --neutral-500: #6b7280;
  --neutral-600: #4b5563;
  --neutral-700: #374151;
  --neutral-800: #1f2937;
  --neutral-900: #111827;
  --neutral-contrast-light: #1a1a1a;
  --neutral-contrast-dark: #ffffff;

  /* Light Mode Backgrounds & Text */
  --bg-light: var(--neutral-0);
  --text-light: var(--neutral-900);
  --text-light-secondary: var(--neutral-600);

  /* Dark Mode Backgrounds & Text */
  --bg-dark: var(--neutral-900);
  --text-dark: var(--neutral-0);
  --text-dark-secondary: var(--neutral-300);

  /* Fonts */
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Figtree', sans-serif;
}

/* ==========================================================================
   DARK THEME OVERRIDES
   ========================================================================== */
[data-theme="dark"] {
  --primary: #3d5b58;
  --primary-light: #4e6d6b;
  --primary-dark: #1e3431;
  
  /* Override light-mode variables for dark theme */
  --bg-light: var(--bg-dark);
  --text-light: var(--text-dark);
  --text-light-secondary: var(--text-dark-secondary);
  
  /* Update neutral contrasts for dark theme */
  --neutral-0: var(--neutral-900);
  --neutral-50: var(--neutral-800);
  --neutral-100: var(--neutral-700);
  --neutral-200: var(--neutral-600);
  --neutral-300: var(--neutral-500);
}


/* ==========================================================================
   2. Base & Typography Styles
   ========================================================================== */

body {
  background-color: var(--bg-light);
  color: var(--text-light);
  font-family: var(--font-secondary);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 800; /* Extra-bold for headings */
  color: var(--text-light);
  line-height: 1.2;
}

p {
  margin-bottom: 1rem;
  max-width: 65ch; /* Improves readability */
}

a {
  color: inherit;
  transition: color 0.2s ease-in-out;
}

a:hover {
  color: var(--primary-light);
}

strong, b {
    font-weight: 700;
}


/* ==========================================================================
   3. Reusable Components & Classes
   ========================================================================== */

/* Call-to-Action Buttons */
.cta-button {
  display: inline-block;
  background-color: var(--primary);
  color: var(--primary-contrast);
  font-family: var(--font-primary);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.cta-button-large {
    font-size: 1.125rem; /* 18px */
    padding: 1rem 2rem;
}

/* Gradient Background */
.gradient-bg {
    background: linear-gradient(180deg, var(--neutral-50) 0%, var(--bg-light) 100%);
}

/* Section-specific background */
section:not(.gradient-bg) {
    background-color: var(--neutral-0);
}
section.py-20 {
    background-color: var(--bg-light);
}


/* Hero Section Accent Color */
.hero-accent {
    color: var(--primary);
}

/* Feature Checkmarks */
.feature-checkmark {
    color: var(--success);
}

/* General Tab Styles */
.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   4. Page Sections
   ========================================================================== */

/* Header */
header {
    background-color: rgba(249, 250, 251, 0.8); /* neutral-50 with transparency */
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(41, 70, 67, 0.1); /* primary with transparency */
}

/* Testimonial Cards */
.testimonial-card {
    background-color: var(--neutral-0);
    padding: 2rem;
    border-radius: 1.25rem;
    border: 1px solid var(--neutral-300);
}

.testimonial-card .testimonial-avatar {
    background-color: var(--accent-warm);
    color: var(--accent-warm-contrast);
    font-family: var(--font-primary);
    font-weight: 700;
}

.testimonial-card p:last-of-type {
    color: var(--text-light-secondary);
}

/* How It Works Tabs */
.tab-button {
    position: relative;
    transition: all 0.3s ease;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--neutral-300);
    background-color: var(--neutral-100);
    border-radius: 0.75rem 0.75rem 0 0;
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--neutral-600);
    cursor: pointer;
}

.tab-button.active {
    background-color: var(--neutral-0);
    color: var(--primary);
    border-bottom-color: var(--neutral-0);
    z-index: 2;
}

.tab-content-container {
    background-color: var(--neutral-0);
    padding: 2rem;
    border-radius: 0 1.25rem 1.25rem 1.25rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    border: 1px solid var(--neutral-300);
    border-top: none;
    position: relative;
    z-index: 1;
}

/* Footer */
footer {
    background-color: var(--primary-dark);
    color: var(--neutral-100);
}

.footer-links a:hover {
    color: var(--accent-soft);
}

.footer-copyright {
    color: var(--neutral-400);
    border-top-color: rgba(243, 244, 246, 0.2); /* neutral-100 with transparency */
}

/* ==========================================================================
   5. Interactive Components
   ========================================================================== */

/* --- Language Switcher --- */
.language-toggle-container {
    display: flex;
    align-items: center;
    cursor: pointer;
    gap: 8px;
}

.language-toggle-container .lang-icon {
    color: var(--primary);
}

.toggle-switch {
    width: 60px;
    height: 30px;
    background-color: var(--primary-light);
    border-radius: 15px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 3px;
    box-sizing: border-box;
}

.toggle-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: calc(50% - 3px);
    height: calc(100% - 6px);
    background-color: var(--neutral-0);
    border-radius: 12px;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.lang-option {
    width: 50%;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    z-index: 1;
    color: var(--neutral-200);
    transition: color 0.3s ease;
}

.lang-option.active {
    color: var(--primary);
}

/* --- Video Controls --- */
.video-container .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: flex-end; /* Aligns controls to the right */
    gap: 0.75rem;
    align-items: center;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    border-bottom-left-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
}

.video-container:hover .video-controls {
    opacity: 1;
}

.video-controls button {
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    color: white;
    padding: 0.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.video-controls button:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

/* --- Chat Widget --- */
.chat-widget-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
}

.chat-widget-button {
    background-color: var(--neutral-0);
    color: var(--primary);
    border-radius: 9999px;
    padding: 0.5rem 0.5rem 0.5rem 1.5rem;
    display: flex;
    align-items: center;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
    border: 1px solid var(--neutral-300);
}

.chat-widget-button:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.chat-widget-options {
    position: absolute;
    bottom: calc(100% + 1rem);
    right: 0;
    width: 250px;
    background-color: var(--neutral-0);
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    padding: 0.5rem;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease-in-out;
    visibility: hidden;
}

.chat-widget-container.open .chat-widget-options {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

.chat-widget-options a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--primary);
    border-radius: 0.5rem;
    transition: background-color 0.2s ease;
    text-decoration: none;
    font-family: var(--font-secondary);
}

.chat-widget-options a:hover {
    background-color: var(--neutral-100);
}

.chat-widget-options a svg {
    margin-right: 0.75rem;
}
/* ==========================================================================
   6. Animations & Carousel
   ========================================================================== */

/* --- Problem/Solution Carousel --- */
#problem-solution-carousel {
    height: 500px;
    /* Adjust height as needed */
}
.carousel-viewport {
    position: relative;
    width: 100%;
    height: 100%;
    perspective: 1500px;
    overflow: hidden;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transform-style: preserve-3d;
}

.carousel-card {
    position: absolute;
    width: 350px;
    height: auto;
    flex-shrink: 0;
    transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1), opacity 0.6s cubic-bezier(0.77, 0, 0.175, 1);
    cursor: pointer;
    opacity: 0;
    transform: scale(0.7);
}

.carousel-card .card-content {
    background-color: var(--neutral-0);
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    overflow: hidden;
    width: 100%;
    height: 100%;
    border: 1px solid var(--neutral-300);
    padding-bottom: 1rem; /* Added padding to compensate for progress bar removal */
}

.carousel-card:not(.is-active) .card-content:hover {
    transform: translateY(-5px);
}

.carousel-card.is-active {
    transform: translateZ(0) rotateY(0) scale(1);
    opacity: 1;
    z-index: 10;
    cursor: default;
}

.carousel-card.is-prev {
    transform: translateX(-55%) translateZ(-200px) rotateY(45deg) scale(0.85);
    opacity: 0.6;
    z-index: 5;
}

.carousel-card.is-next {
    transform: translateX(55%) translateZ(-200px) rotateY(-45deg) scale(0.85);
    opacity: 0.6;
    z-index: 5;
}

.carousel-button {
    background-color: rgba(255, 255, 255, 0.8);
    color: var(--primary);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease-in-out;
    border: 1px solid rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(4px);
}

.carousel-button:hover {
    background-color: white;
    transform: scale(1.05);
}

/* Tab Loading Bar */
.loading-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--neutral-100);
    z-index: 1;
    border-radius: 0.65rem;
    transition: width 0.3s;
}

.tab-button.active .loading-bar.running {
    animation-timing-function: linear;
    animation-name: fill-up;
}

@keyframes fill-up {
    from { width: 0%; }
    to { width: 100%; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .carousel-card { width: 300px; }
    .carousel-card.is-prev { transform: translateX(-45%) translateZ(-150px) rotateY(50deg) scale(0.8); }
    .carousel-card.is-next { transform: translateX(45%) translateZ(-150px) rotateY(-50deg) scale(0.8); }
    .carousel-button { width: 40px; height: 40px; }
}

@media (max-width: 640px) {
    #problem-solution-carousel { min-height: 450px; }
    .carousel-card { width: 280px; }
    .carousel-card.is-prev { transform: translateX(-35%) translateZ(-100px) rotateY(60deg) scale(0.75); }
    .carousel-card.is-next { transform: translateX(35%) translateZ(-100px) rotateY(-60deg) scale(0.75); }
    .carousel-button { display: none; }
}

/* ==========================================================================
   7. Pricing Page Styles
   ========================================================================== */
.pricing-card {
    background-color: var(--neutral-0);
    border: 1px solid var(--neutral-300);
    border-radius: 1.25rem;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
}

.pricing-card.recommended {
    border-color: var(--primary);
    border-width: 2px;
    transform: scale(1.05);
    position: relative;
    z-index: 10;
}

.recommended-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    color: var(--primary-contrast);
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: var(--font-primary);
}

.pricing-features {
    margin-top: 1.5rem;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-family: var(--font-secondary);
}

.pricing-features .icon {
    flex-shrink: 0;
    margin-right: 0.75rem;
    width: 20px;
    height: 20px;
}

.pricing-features .icon-included { color: var(--success); }
.pricing-features .icon-excluded { color: var(--neutral-300); }

.pricing-card .cta-button {
    width: 100%;
    text-align: center;
    margin-top: auto;
}

@media (max-width: 1024px) {
    .pricing-card.recommended {
        transform: scale(1); /* Disable scaling on smaller screens to prevent layout issues */
    }
}