/* ─────────────────────────────────────────────────────────────────────────────
   main.css — Corporate SaaS Public Website Styles
   ──────────────────────────────────────────────────────────────────────────── */

:root {
  --color-primary:   #4F46E5;
  --color-secondary: #7C3AED;
  --color-accent:    #06B6D4;
  --font-family:     'Inter', system-ui, -apple-system, sans-serif;
  --radius-lg:       0.75rem;
  --radius-xl:       1rem;

  /* Shadow system */
  --shadow-sm:         0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow:            0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-card:       0 1px 3px 0 rgb(0 0 0 / 0.06), 0 1px 2px -1px rgb(0 0 0 / 0.06);
  --shadow-card-hover: 0 10px 25px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.08);

  /* Colored shadows */
  --shadow-primary: 0 4px 14px -2px rgb(79 70 229 / 0.4);
  --shadow-green:   0 4px 14px -2px rgb(16 185 129 / 0.4);
  --shadow-amber:   0 4px 14px -2px rgb(245 158 11 / 0.4);
  --shadow-red:     0 4px 14px -2px rgb(239 68 68 / 0.4);
  --shadow-blue:    0 4px 14px -2px rgb(59 130 246 / 0.4);
  --shadow-purple:  0 4px 14px -2px rgb(139 92 246 / 0.4);
  --shadow-cyan:    0 4px 14px -2px rgb(6 182 212 / 0.4);

  /* Transition tokens */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Typography */
  --tracking-tight: -0.025em;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3 { letter-spacing: var(--tracking-tight); }

/* ─── Utilities ──────────────────────────────────────────────────────────────── */
.text-primary   { color: var(--color-primary); }
.bg-primary     { background-color: var(--color-primary); }
.border-primary { border-color: var(--color-primary); }

/* ─── Keyframe Animations ────────────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}
@keyframes ping {
  75%, 100% { transform: scale(2); opacity: 0; }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Hero Blob Float (9) ────────────────────────────────────────────────────── */
@keyframes blob-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(32px, -28px) scale(1.06); }
  66%       { transform: translate(-22px, 16px) scale(0.96); }
}
@keyframes blob-float-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(-28px, 22px) scale(1.04); }
  66%       { transform: translate(26px, -18px) scale(0.98); }
}
@keyframes blob-float-3 {
  0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50%       { transform: translate(20px, 20px) scale(1.08) rotate(180deg); }
}
.hero-blob {
  position: absolute;
  border-radius: 9999px;
  filter: blur(60px);
  pointer-events: none;
  will-change: transform;
}
.hero-blob-1 { animation: blob-float   18s ease-in-out infinite; }
.hero-blob-2 { animation: blob-float-2 22s ease-in-out infinite; }
.hero-blob-3 { animation: blob-float-3 28s ease-in-out infinite; }

/* ─── Animated Gradient CTA (10) ────────────────────────────────────────────── */
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.cta-gradient-animated {
  background: linear-gradient(135deg, #312e81, #4338CA, #6D28D9, #2563EB, #4F46E5, #312e81);
  background-size: 300% 300%;
  animation: gradient-shift 9s ease infinite;
}

/* ─── Marquee / Logo scroll (11) ────────────────────────────────────────────── */
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-wrap {
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}
.marquee-track {
  display: flex;
  align-items: center;
  width: max-content;
  animation: marquee-scroll 30s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }

/* ─── Portfolio image zoom on hover (6) ─────────────────────────────────────── */
.portfolio-img-wrap { overflow: hidden; }
.portfolio-img-wrap img {
  transition: transform 0.65s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}
.portfolio-img-wrap:hover img { transform: scale(1.07); }

/* Portfolio overlay ─────────────────────────────────────────────────────────── */
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }

/* ─── Testimonial glowing border on hover (13) ──────────────────────────────── */
.testimonial-card {
  position: relative;
  transition: box-shadow 0.35s ease, transform 0.35s ease;
}
.testimonial-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 1.125rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 1px;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.testimonial-card:hover::before { opacity: 1; }
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px -10px rgb(79 70 229 / 0.22);
}

/* ─── Service icon micro-bounce (16) ────────────────────────────────────────── */
@keyframes icon-bounce {
  0%, 100% { transform: translateY(0); }
  35%       { transform: translateY(-7px); }
  55%       { transform: translateY(-3px); }
  75%       { transform: translateY(-5px); }
}
.group:hover .service-icon {
  animation: icon-bounce 0.55s cubic-bezier(0.36, 0.07, 0.19, 0.97);
}
.service-icon {
  transition: box-shadow 0.3s ease;
}
.group:hover .service-icon {
  box-shadow: 0 6px 20px -4px rgb(79 70 229 / 0.35);
}

/* ─── Background patterns (14) ──────────────────────────────────────────────── */
.bg-dots {
  background-image: radial-gradient(circle, rgba(99,102,241,0.13) 1px, transparent 1px);
  background-size: 22px 22px;
}
.bg-grid {
  background-image:
    linear-gradient(rgba(99,102,241,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.07) 1px, transparent 1px);
  background-size: 32px 32px;
}
.bg-waves {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 30 Q15 0 30 30 Q45 60 60 30' fill='none' stroke='%236366f1' stroke-opacity='0.1' stroke-width='1.5'/%3E%3C/svg%3E");
  background-size: 60px 60px;
}

/* ─── Reading progress bar (17) ─────────────────────────────────────────────── */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  z-index: 9999;
  transition: width 0.08s linear;
  pointer-events: none;
  border-radius: 0 2px 2px 0;
}

/* ─── Scroll-reveal: [data-animate] transition approach (1, 4, 18) ──────────── */
[data-animate] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* keep old class for backward compat (flash messages etc.) */
.animate-fade-in-up { animation: fadeInUp 0.6s ease-out both; }
.animate-pulse       { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }

/* ─── Clip-path reveal variant (18) ─────────────────────────────────────────── */
[data-animate-clip] {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-animate-clip].is-visible {
  clip-path: inset(0 0 0% 0);
}

/* ─── Flash Messages ──────────────────────────────────────────────────────────── */
.flash-message { animation: fadeInUp 0.3s ease-out; }

/* ─── Modern Card ────────────────────────────────────────────────────────────── */
.card-modern {
  background: #ffffff;
  border-radius: 1rem;
  box-shadow: var(--shadow-card);
  border: 1px solid rgb(243 244 246);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}
.card-modern:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

/* ─── Glassmorphism ──────────────────────────────────────────────────────────── */
.glass {
  background: rgba(255 255 255 / 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255 255 255 / 0.3);
}

/* ─── Skeleton Loader ────────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, #f3f4f6 25%, #e9ecf0 50%, #f3f4f6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: 0.375rem;
}

/* ─── Gradient Button ────────────────────────────────────────────────────────── */
.btn-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  box-shadow: 0 4px 12px -2px rgb(79 70 229 / 0.4);
  color: #fff;
  border: none;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast), opacity var(--transition-fast);
}
.btn-gradient:hover {
  box-shadow: 0 6px 20px -2px rgb(79 70 229 / 0.55);
  transform: translateY(-1px);
  opacity: 0.95;
}

/* ─── Colored Icon Shadows ───────────────────────────────────────────────────── */
.shadow-indigo { box-shadow: var(--shadow-primary); }
.shadow-green  { box-shadow: var(--shadow-green); }
.shadow-amber  { box-shadow: var(--shadow-amber); }
.shadow-red    { box-shadow: var(--shadow-red); }
.shadow-blue   { box-shadow: var(--shadow-blue); }
.shadow-purple { box-shadow: var(--shadow-purple); }
.shadow-cyan   { box-shadow: var(--shadow-cyan); }

/* ─── Stat Card accent ───────────────────────────────────────────────────────── */
.stat-card-accent { position: relative; overflow: hidden; }
.stat-card-accent::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

/* ─── Trend badges ───────────────────────────────────────────────────────────── */
.trend-up, .trend-neutral, .trend-warning {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 600;
  white-space: nowrap;
}
.trend-up      { color: #059669; background: #ecfdf5; }
.trend-neutral { color: #6b7280; background: #f3f4f6; }
.trend-warning { color: #d97706; background: #fffbeb; }

/* ─── Badge pulse ────────────────────────────────────────────────────────────── */
.badge-pulse { display: inline-flex; align-items: center; gap: 0.375rem; }
.badge-pulse .pulse-dot {
  position: relative;
  width: 0.5rem;
  height: 0.5rem;
  flex-shrink: 0;
}
.badge-pulse .pulse-dot::before,
.badge-pulse .pulse-dot::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background-color: currentColor;
}
.badge-pulse .pulse-dot::after {
  animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* ─── Sidebar gradients (portal/admin) ──────────────────────────────────────── */
.sidebar-portal { background: linear-gradient(180deg, #ffffff 0%, #f7f8ff 100%); }
.sidebar-admin  { background: linear-gradient(180deg, #111827 0%, #0c1320 100%); }

/* ─── Avatar gradient ────────────────────────────────────────────────────────── */
.avatar-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

/* ─── Navbar scroll enhancement (3) ─────────────────────────────────────────── */
nav.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.08) !important;
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.95) !important;
}

/* ─── Custom Scrollbar ───────────────────────────────────────────────────────── */
::-webkit-scrollbar              { width: 6px; height: 6px; }
::-webkit-scrollbar-track        { background: transparent; }
::-webkit-scrollbar-thumb        { background-color: rgb(209 213 219); border-radius: 9999px; }
::-webkit-scrollbar-thumb:hover  { background-color: rgb(156 163 175); }

/* ─── Focus Rings ────────────────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ─── Contact Form ───────────────────────────────────────────────────────────── */
#contact-form input:focus,
#contact-form textarea:focus,
#contact-form select:focus {
  box-shadow: 0 0 0 2px var(--color-primary);
}

/* ─── Drop Zones ─────────────────────────────────────────────────────────────── */
.drop-zone--active {
  border-color: var(--color-primary) !important;
  background-color: color-mix(in srgb, var(--color-primary) 5%, transparent) !important;
}

/* ─── Dark Mode ──────────────────────────────────────────────────────────────── */
.dark .sidebar-portal        { background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%); border-right-color: #334155; }
.dark .card-modern           { background: #1e293b; border-color: #334155; color: #e2e8f0; }
.dark .skeleton              { background: linear-gradient(90deg, #1e293b 25%, #273349 50%, #1e293b 75%); background-size: 200% 100%; }
.dark .glass                 { background: rgba(15 23 42 / 0.85); border-color: rgba(255 255 255 / 0.1); }
.dark nav.scrolled           { background: rgba(15,23,42,0.95) !important; }

/* ─── Responsive iframe embeds ───────────────────────────────────────────────── */
.aspect-video { position: relative; width: 100%; padding-top: 56.25%; }
.aspect-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ─── Blog article layout container ──────────────────────────────────────────── */
.blog-article-wrap {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
@media (min-width: 640px) {
  .blog-article-wrap { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1024px) {
  .blog-article-wrap { padding-left: 2rem; padding-right: 2rem; }
}

/* ─── Blog article body typography ───────────────────────────────────────────── */
.blog-body {
  color: #374151;
  line-height: 1.75;
  overflow-wrap: break-word;
  word-break: break-word;
}
.blog-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
}
.blog-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1f2937;
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
}
.blog-body p {
  margin-top: 0;
  margin-bottom: 1.25rem;
}
.blog-body ul, .blog-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}
.blog-body ul { list-style-type: disc; }
.blog-body ol { list-style-type: decimal; }
.blog-body li { margin-bottom: 0.4rem; }
.blog-body li strong { color: #111827; }
.blog-body a {
  color: #4F46E5;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.blog-body a:hover { color: #3730a3; }
.blog-body blockquote {
  border-left: 4px solid #4F46E5;
  padding: 1rem 1.5rem;
  background: #f5f3ff;
  border-radius: 0 8px 8px 0;
  margin: 2rem 0;
  font-style: italic;
  color: #3730a3;
}
.blog-body blockquote p { margin-bottom: 0; }
.blog-body figure {
  margin: 2rem 0;
  border-radius: 12px;
  overflow: hidden;
}
.blog-body figure img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}
.blog-body figcaption {
  text-align: center;
  font-size: 0.85rem;
  color: #6b7280;
  padding: 0.5rem;
}
.blog-body img {
  max-width: 100%;
  height: auto;
}
.blog-body strong { font-weight: 600; color: #111827; }
.blog-body em { font-style: italic; }
.blog-body code {
  background: #f3f4f6;
  border-radius: 4px;
  padding: 0.15em 0.35em;
  font-size: 0.875em;
  font-family: ui-monospace, monospace;
}
.blog-body pre {
  background: #1f2937;
  color: #f9fafb;
  border-radius: 8px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}
.blog-body pre code { background: none; padding: 0; }
.blog-body hr {
  border: none;
  border-top: 1px solid #e5e7eb;
  margin: 2rem 0;
}

/* ─── Print ───────────────────────────────────────────────────────────────────── */
@media print {
  nav, footer, #chatbot-widget, #reading-progress { display: none !important; }
}