/* ==========================================================================
   RISIDDHA FINSERVE PRIVATE LIMITED
   Enterprise Fintech Stylesheet - Refined Business Motion System
   WCAG 2.1 Compliant & High Legibility
   ========================================================================== */

:root {
  /* Brand Palette */
  --rf-primary: #075985;        /* Deep Ocean Cerulean */
  --rf-primary-dark: #0c4a6e;   /* Midnight Navy */
  --rf-primary-light: #0284c7;  /* Sky Blue */
  --rf-accent-lime: #84cc16;   /* Vivid Lime Accent */
  --rf-accent-lime-dark: #65a30d;
  --rf-accent-amber: #f59e0b;  /* Warm Amber/Gold */
  --rf-accent-amber-dark: #d97706;
  
  /* Text & Surfaces */
  --rf-text-main: #0f172a;      /* Slate 900 for ultra-high readability */
  --rf-text-muted: #334155;     /* Slate 700 for clear secondary copy */
  --rf-text-light: #64748b;     /* Slate 500 */
  --rf-bg-light: #f8fafc;       /* Clean neutral background */
  --rf-bg-subtle: #f1f5f9;
  --rf-card-border: #e2e8f0;

  /* Business Motion Tokens: Restrained, non-flashy, executive easing curves */
  --rf-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --rf-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --rf-duration-fast: 0.18s;
  --rf-duration-normal: 0.28s;
  --rf-duration-smooth: 0.45s;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--rf-text-main);
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Enhancements for Maximum Readability */
h1, h2, h3, h4, h5, h6 {
  color: var(--rf-text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  color: var(--rf-text-muted);
}

/* ==========================================================================
   1. NAVIGATION & HEADER MICRO-TRANSITIONS
   ========================================================================== */

header {
  transition: box-shadow var(--rf-duration-normal) var(--rf-ease-out),
              background-color var(--rf-duration-normal) var(--rf-ease-out),
              border-color var(--rf-duration-normal) var(--rf-ease-out);
}

.rf-nav-link {
  color: #1e293b;
  font-weight: 500;
  transition: color var(--rf-duration-fast) ease,
              background-color var(--rf-duration-fast) ease,
              transform var(--rf-duration-fast) var(--rf-ease-out);
  padding: 0.5rem 0.85rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
}

.rf-nav-link:hover, 
.rf-nav-link.active {
  color: var(--rf-primary);
  background-color: #f0f9ff;
}

.rf-nav-link:active {
  transform: scale(0.98);
}

/* Submenu Dropdown: Smooth descent */
.submenu-enter {
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--rf-duration-normal) var(--rf-ease-out),
              transform var(--rf-duration-normal) var(--rf-ease-out),
              visibility var(--rf-duration-normal);
  pointer-events: none;
}

.group:hover .submenu-enter,
.group:focus-within .submenu-enter,
.submenu-enter:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.submenu-enter a {
  transition: background-color var(--rf-duration-fast) ease,
              color var(--rf-duration-fast) ease,
              transform var(--rf-duration-fast) var(--rf-ease-out);
}

.submenu-enter a:hover {
  transform: translateX(2px);
}

/* Search Dropdown with gentle slide */
#searchInputWrapper {
  transition: opacity var(--rf-duration-fast) ease,
              transform var(--rf-duration-fast) var(--rf-ease-out);
  transform-origin: top right;
}

#searchInputWrapper:not(.hidden) {
  animation: searchDrop 0.22s var(--rf-ease-out) forwards;
}

@keyframes searchDrop {
  0% {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ==========================================================================
   2. BUTTONS & CALL-TO-ACTIONS (PREMIUM CORPORATE TACTILITY)
   ========================================================================== */

.btn-primary {
  background-color: var(--rf-primary);
  color: #ffffff !important;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: transform var(--rf-duration-fast) var(--rf-ease-out),
              background-color var(--rf-duration-fast) ease,
              box-shadow var(--rf-duration-fast) var(--rf-ease-out),
              filter var(--rf-duration-fast) ease;
  box-shadow: 0 4px 14px 0 rgba(7, 89, 133, 0.25);
  text-decoration: none !important;
  cursor: pointer;
  will-change: transform;
}

.btn-primary:hover {
  background-color: var(--rf-primary-dark);
  transform: translateY(-1.5px);
  box-shadow: 0 8px 20px 0 rgba(7, 89, 133, 0.32);
}

.btn-primary:active {
  transform: translateY(0.5px) scale(0.99);
  box-shadow: 0 2px 8px 0 rgba(7, 89, 133, 0.2);
}

.btn-secondary {
  background-color: #f0f9ff;
  color: var(--rf-primary) !important;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1.5px solid #bae6fd;
  transition: transform var(--rf-duration-fast) var(--rf-ease-out),
              background-color var(--rf-duration-fast) ease,
              border-color var(--rf-duration-fast) ease,
              color var(--rf-duration-fast) ease;
  text-decoration: none !important;
  cursor: pointer;
  will-change: transform;
}

.btn-secondary:hover {
  background-color: #e0f2fe;
  color: var(--rf-primary-dark) !important;
  border-color: #7dd3fc;
  transform: translateY(-1.5px);
}

.btn-secondary:active {
  transform: translateY(0.5px) scale(0.99);
}

.btn-accent {
  background: linear-gradient(135deg, #84cc16 0%, #65a30d 100%);
  color: #0f172a !important;
  font-weight: 700;
  padding: 0.75rem 1.75rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: transform var(--rf-duration-fast) var(--rf-ease-out),
              filter var(--rf-duration-fast) ease,
              box-shadow var(--rf-duration-fast) var(--rf-ease-out);
  box-shadow: 0 4px 14px rgba(132, 204, 22, 0.3);
  text-decoration: none !important;
  cursor: pointer;
  will-change: transform;
}

.btn-accent:hover {
  filter: brightness(1.05);
  transform: translateY(-1.5px);
  box-shadow: 0 8px 22px rgba(132, 204, 22, 0.4);
}

.btn-accent:active {
  transform: translateY(0.5px) scale(0.99);
}

/* ==========================================================================
   3. CARDS, TILES & INTERACTIVE PANELS
   ========================================================================== */

.rf-card {
  background: #ffffff;
  border: 1px solid var(--rf-card-border);
  border-radius: 1.25rem;
  padding: 2rem;
  transition: transform var(--rf-duration-normal) var(--rf-ease-out),
              border-color var(--rf-duration-normal) ease,
              box-shadow var(--rf-duration-normal) var(--rf-ease-out);
  will-change: transform, box-shadow;
}

.rf-card:hover {
  transform: translateY(-3px);
  border-color: #bae6fd;
  box-shadow: 0 14px 28px -6px rgba(7, 89, 133, 0.1), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
}

/* Bureau Partner Ribbon cards */
section.bg-slate-900 a[href*="report-api"],
section.bg-slate-900 a[href*="bureau-api"] {
  transition: transform var(--rf-duration-fast) var(--rf-ease-out),
              border-color var(--rf-duration-fast) ease,
              background-color var(--rf-duration-fast) ease;
}

section.bg-slate-900 a[href*="report-api"]:hover,
section.bg-slate-900 a[href*="bureau-api"]:hover {
  transform: translateY(-2px);
  border-color: #38bdf8 !important;
}

/* Hero dashboard graphic hover depth */
img[src*="hero-dashboard"] {
  transition: transform var(--rf-duration-smooth) var(--rf-ease-out),
              box-shadow var(--rf-duration-smooth) var(--rf-ease-out);
}

img[src*="hero-dashboard"]:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 48px -12px rgba(7, 89, 133, 0.18);
}

/* Info pill badges */
.rf-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform var(--rf-duration-fast) ease;
}

.rf-pill:hover {
  transform: scale(1.02);
}

.rf-pill-blue {
  background-color: #e0f2fe;
  color: #0369a1;
}

.rf-pill-lime {
  background-color: #ecfccb;
  color: #3f6212;
}

.rf-pill-amber {
  background-color: #fef3c7;
  color: #92400e;
}

/* ==========================================================================
   4. FORM INPUTS & SELECTS (SMOOTH FOCUS RINGS)
   ========================================================================== */

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
  transition: border-color var(--rf-duration-fast) ease,
              box-shadow var(--rf-duration-fast) var(--rf-ease-out),
              background-color var(--rf-duration-fast) ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
  border-color: var(--rf-primary-light) !important;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.16) !important;
  outline: none !important;
}

/* ==========================================================================
   5. DRAWERS & MODALS (SILKY OPEN & CLOSE ANIMATIONS)
   ========================================================================== */

#sidebarDesktopUnique,
#mobileMenuSidebar {
  transition: transform 0.32s var(--rf-ease-out) !important;
  will-change: transform;
}

#sidebarBackdrop {
  transition: opacity var(--rf-duration-normal) ease !important;
}

/* Technical Consultation Modal: Smooth fade & scale */
#consultationModal {
  opacity: 0;
  transition: opacity var(--rf-duration-normal) var(--rf-ease-out);
}

#consultationModal.modal-active {
  opacity: 1;
}

#consultationModal > div {
  transform: scale(0.97) translateY(8px);
  transition: transform var(--rf-duration-normal) var(--rf-ease-out),
              opacity var(--rf-duration-normal) ease;
  will-change: transform, opacity;
}

#consultationModal.modal-active > div {
  transform: scale(1) translateY(0);
}

/* Accordion chevrons */
.faq-toggle svg,
.faq-toggle i {
  transition: transform var(--rf-duration-normal) var(--rf-ease-out);
}

.faq-toggle[aria-expanded="true"] svg,
.faq-toggle[aria-expanded="true"] i {
  transform: rotate(180deg);
}

/* ==========================================================================
   6. SCROLL REVEAL SYSTEM (BUSINESS-GRADE RESTAINED FADE & RISE)
   ========================================================================== */

/* Elements waiting to enter viewport */
.rf-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--rf-duration-smooth) var(--rf-ease-out),
              transform var(--rf-duration-smooth) var(--rf-ease-out);
  will-change: opacity, transform;
}

/* When scrolled into view */
.rf-reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered offsets for orderly presentation in multi-column grids */
.rf-delay-1 { transition-delay: 0.06s; }
.rf-delay-2 { transition-delay: 0.12s; }
.rf-delay-3 { transition-delay: 0.18s; }
.rf-delay-4 { transition-delay: 0.24s; }
.rf-delay-5 { transition-delay: 0.30s; }

/* Subtle horizontal reveal for split layouts */
.rf-reveal-left {
  opacity: 0;
  transform: translateX(-16px);
  transition: opacity var(--rf-duration-smooth) var(--rf-ease-out),
              transform var(--rf-duration-smooth) var(--rf-ease-out);
}
.rf-reveal-left.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

.rf-reveal-right {
  opacity: 0;
  transform: translateX(16px);
  transition: opacity var(--rf-duration-smooth) var(--rf-ease-out),
              transform var(--rf-duration-smooth) var(--rf-ease-out);
}
.rf-reveal-right.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Code block highlight */
.code-container {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.875rem;
  color: #e2e8f0;
}

/* ==========================================================================
   7. ACCESSIBILITY: PREFERS-REDUCED-MOTION (MANDATORY ENTERPRISE COMPLIANCE)
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .rf-reveal,
  .rf-reveal-left,
  .rf-reveal-right {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .rf-hero-h1 {
    font-size: 2.25rem !important;
    line-height: 1.2 !important;
  }
}