@import "tailwindcss";

/* ============================================
   EmailCurator Color System
   ============================================ */
:root {
  /* Primary Brand Color */
  --primary-color: #4287f5;
  --primary-hover: #2968d8;
  --primary-active: #1e54b7;
  --primary-light: #6ba3f7;
  --primary-lighter: #a8c9fa;
  --primary-lightest: #e3f0ff;

  /* Background Colors */
  --background: #ffffff;
  --background-secondary: #f8f9fa;
  --background-tertiary: #f3f4f6;

  /* Text Colors */
  --foreground: #1f2937;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;

  /* Border Colors */
  --border-light: #e5e7eb;
  --border-medium: #d1d5db;
  --border-dark: #9ca3af;

  /* Success Colors */
  --success: #10b981;
  --success-light: #d1fae5;

  /* Error Colors */
  --error: #ef4444;
  --error-light: #fee2e2;

  /* Warning Colors */
  --warning: #f59e0b;
  --warning-light: #fef3c7;

  /* Neutral Grays */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Header Colors */
  --header-bg: #ffffff;
  --header-text: #1f2937;
  --header-text-muted: #6b7280;
  --header-border: #e5e7eb;

  /* Home page specific gradients and colors */
  --gradient-hero: linear-gradient(
    135deg,
    #dbeafe 0%,
    #f3e8ff 50%,
    #fce7f3 100%
  );
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    #9333ea 100%
  );
  --gradient-accent: linear-gradient(135deg, #ec4899 0%, #ef4444 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
  --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --gradient-info: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);

  /* Benefits Section Gradients */
  --gradient-professional: linear-gradient(135deg, #4287f5 0%, #3b76d9 100%);
  --gradient-student: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  --gradient-marketer: linear-gradient(135deg, #3b82f6 0%, #4287f5 100%);
  --gradient-business: linear-gradient(135deg, #2968d8 0%, #1e54b7 100%);

  /* Accent colors */
  --accent-purple: #9333ea;
  --accent-pink: #ec4899;
  --accent-orange: #f97316;
  --accent-teal: #14b8a6;

  /* Feature card colors */
  --feature-yellow-start: #facc15;
  --feature-yellow-end: #f97316;
  --feature-blue-start: #60a5fa;
  --feature-blue-end: #a78bfa;
  --feature-green-start: #4ade80;
  --feature-green-end: #14b8a6;
  --feature-pink-start: #f472b6;
  --feature-pink-end: #ef4444;
  --feature-indigo-start: #818cf8;
  --feature-indigo-end: #3b82f6;
  --feature-purple-start: #a78bfa;
  --feature-purple-end: #ec4899;

  /* Blob animation colors */
  --blob-purple: rgba(216, 180, 254, 0.3);
  --blob-blue: rgba(147, 197, 253, 0.3);
  --blob-pink: rgba(251, 207, 232, 0.3);

  /* Button Colors */
  --btn-ghost-text: #6b7280;
  --btn-ghost-hover-bg: #f3f4f6;
  --btn-ghost-hover-text: #1f2937;

  --btn-primary-bg: #4287f5;
  --btn-primary-hover-bg: #2968d8;
  --btn-primary-text: #ffffff;

  --btn-outline-border: #e5e7eb;
  --btn-outline-text: #4b5563;
  --btn-outline-hover-bg: #f9fafb;
  --btn-outline-hover-border: #d1d5db;

  /* Dropdown Colors */
  --dropdown-bg: #ffffff;
  --dropdown-border: #e5e7eb;
  --dropdown-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --dropdown-item-hover: #f3f4f6;

  /* Footer Colors */
  --footer-bg-start: #4287f5;
  --footer-bg-via: #3b76d9;
  --footer-bg-end: #2968d8;
  --footer-text: #ffffff;
  --footer-text-muted: rgba(255, 255, 255, 0.8);
  --footer-text-secondary: rgba(255, 255, 255, 0.7);
  --footer-border: rgba(255, 255, 255, 0.2);
  --footer-cta-bg: #ffffff;
  --footer-cta-text: #1f2937;
  --footer-cta-text-secondary: #6b7280;

  /* Email Sender Colors */
  --sender-bg-gradient-start: #4287f5;
  --sender-bg-gradient-end: #2968d8;
  --sender-card-bg: rgba(255, 255, 255, 0.1);
  --sender-card-border: rgba(255, 255, 255, 0.2);
  --sender-text: #ffffff;
  --sender-text-secondary: #e3f0ff;
  --sender-text-muted: #a8c9fa;
  --sender-input-bg: rgba(255, 255, 255, 0.2);
  --sender-input-border: rgba(255, 255, 255, 0.3);
  --sender-input-placeholder: #a8c9fa;
  --sender-button-secondary-bg: rgba(255, 255, 255, 0.2);
  --sender-button-secondary-hover: rgba(255, 255, 255, 0.3);
  --sender-success: #10b981;
  --sender-error: #ef4444;
  --sender-warning: #f59e0b;

  /* Footer Colors */
  --footer-bg: #f9fafb;
  --footer-border: #e5e7eb;
  --footer-text: #6b7280;
  --footer-text-hover: #1f2937;
  --footer-heading: #1f2937;

  /* 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 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Fonts */
  --font-sans: var(--font-geist-sans);
  --font-mono: var(--font-geist-mono);
}

@theme inline {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --font-sans: var(--font-geist-sans);
  --font-mono: var(--font-geist-mono);
}

body {
  background: var(--background);
  color: var(--foreground);
  font-family: Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
  Blob animations for hero section
  ============================================ */
@keyframes blob {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -50px) scale(1.1);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
  }
}

.animate-blob {
  animation: blob 7s infinite;
}

.animation-delay-2000 {
  animation-delay: 2s;
}

.animation-delay-4000 {
  animation-delay: 4s;
}

/* ============================================
   Button Base Styles
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 0.5rem;
  transition: all 0.2s ease-in-out;
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Ghost Button (Link-like) */
.btn-ghost {
  background-color: transparent;
  color: var(--btn-ghost-text);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--btn-ghost-hover-bg);
  color: var(--btn-ghost-hover-text);
}

/* Primary Button */
.btn-primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--btn-primary-hover-bg);
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  color: var(--btn-outline-text);
  border: 1px solid var(--btn-outline-border);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--btn-outline-hover-bg);
  border-color: var(--btn-outline-hover-border);
}

/* Button Sizes */
.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

/* Text Link Styles */
.link-text {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
}

.link-text:hover {
  color: var(--header-text);
}

.link-text:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: 0.25rem;
}

/* Footer CTA Buttons */
.btn-footer-primary {
  background-color: var(--primary-color);
  color: white;
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn-footer-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
}

.btn-footer-secondary {
  background-color: transparent;
  color: var(--header-text);
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  font-weight: 600;
  border: 1px solid var(--border-medium);
  transition: all 0.2s ease;
}

.btn-footer-secondary:hover:not(:disabled) {
  background-color: var(--background-tertiary);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-primary {
  color: var(--primary-color);
}

.border-primary {
  border-color: var(--primary-color);
}

.bg-primary {
  background-color: var(--primary-color);
}

/* ============================================
   Audience Gradient Classes
   ============================================ */
.gradient-professional {
  background: var(--gradient-professional);
}

.gradient-student {
  background: var(--gradient-student);
}

.gradient-marketer {
  background: var(--gradient-marketer);
}

.gradient-business {
  background: var(--gradient-business);
}

/* ============================================
   Email Sender Specific Styles
   ============================================ */
.email-sender select {
  color: var(--foreground);
}

.email-sender select option,
.email-sender option {
  color: var(--foreground) !important;
  background-color: var(--background) !important;
}

.email-sender .dropdown-option {
  color: var(--foreground) !important;
  background-color: var(--background) !important;
}

/* ============================================
   Smooth Scrolling
   ============================================ */
html {
  scroll-behavior: smooth;
}

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