/* ================================
   Horizon TechX - Neo Futuristic UI
   Dark + Green • Glassmorphism
   ================================ */

:root {
  /* Core palette */
  --bg-main: #020617; /* very dark slate */
  --bg-alt: rgba(15, 23, 42, 0.96);
  --primary: #3bcc7a;
  --primary-soft: rgba(59, 204, 122, 0.16);
  --primary-dark: #21935a;
  --accent-cyan: #22d3ee;

  /* Text & borders */
  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --border-soft: rgba(148, 163, 184, 0.4);

  /* Shadows & radius */
  --shadow-soft: 0 24px 80px rgba(0, 0, 0, 0.85);
  --radius-lg: 18px;
  --radius-xl: 22px;
  --max-width: 1120px;

  --transition-fast: 0.18s ease-out;
}

/* Reset */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

/* 👉 Scroll snap on the real scroll container (html) */
html {
  scroll-padding-top: 70px; /* ~ navbar height */
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

/* Body */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI",
    sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 0% 0%, rgba(59, 204, 122, 0.16) 0, transparent 40%),
    radial-gradient(circle at 100% 100%, rgba(34, 211, 238, 0.14) 0, transparent 45%),
    #020617;
  line-height: 1.6;
}

/* subtle grid / glow pattern */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(148, 163, 184, 0.18) 1px, transparent 0);
  background-size: 130px 130px;
  opacity: 0.16;
  mix-blend-mode: screen;
  z-index: -1;
}

/* 👇 full-page snap “screens” */
/* .hero,
#what-we-do,
#who-we-are,
#trust-section,
#featured-internships {
  scroll-snap-align: start;
  scroll-snap-stop: always;
  min-height: 100vh;
} */
/* 
footer.site-footer {
  
  min-height: auto;          
  padding: 1.5rem 0 2.5rem; 
} */

/* Layout */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 2.8rem 0;
  background: transparent; /* all sections share body background */
}

.section-alt {
  padding: 2.8rem 0;
  background: transparent;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-size: 2rem;
  margin-bottom: 0.4rem;
}

/* ===============================
   Universal Section Header Hover
=============================== */
.section-header h2 {
  transition: transform 0.25s ease, letter-spacing 0.25s ease, color 0.25s ease;
}

.section-header h2:hover {
  transform: translateY(-2px);
  letter-spacing: -0.02em;
  color: #ffffff;
}

.section-header p {
  color: var(--text-muted);
}

/* Typography */

h1,
h2,
h3,
h4 {
  font-weight: 650;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 2.9rem);
  margin: 0 0 0.9rem;
}

h2 {
  font-size: 2rem;
  margin: 0 0 0.75rem;
}

h3 {
  font-size: 1.2rem;
  margin: 0 0 0.45rem;
}

/* Gradient text utility */

.text-gradient {
  background: linear-gradient(120deg, var(--primary), #a3e635, var(--accent-cyan));
  -webkit-background-clip: text;
  color: transparent;
}

/* ================= Navbar ================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.35), transparent 55%)
    rgba(15, 23, 42, 0.9); /* glassy */
  border-bottom: 1px solid rgba(51, 65, 85, 0.85);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.9);
}

.navbar {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 1.2rem; /* Reduced height */
  height: 60px; /* Controls navbar thickness */
}

/* Logo size optimization */
.nav-logo {
  height: 60px;
  width: auto;
  object-fit: contain;
}

/* Responsive navbar adjustments */
@media (max-width: 768px) {
  .navbar {
    padding: 0.3rem 1rem;
    height: 55px;
  }

  .nav-logo {
    height: 60px;
  }
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-text {
  font-weight: 750;
  letter-spacing: -0.03em;
  font-size: 1.1rem;
}

.brand-text span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.96rem;
  text-decoration: none;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 0.2rem;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), rgba(59, 204, 122, 0.6));
  box-shadow: 0 0 16px rgba(59, 204, 122, 0.6);
  transition: width var(--transition-fast);
}

.nav-links a:hover {
  color: #f9fafb;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: #e5e7eb;
}

/* Mobile nav toggle */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.65);
  background: radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.3), transparent 65%)
    rgba(15, 23, 42, 0.96);
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 18px;
  margin: 0 auto;
  border-radius: 999px;
  background: #e5e7eb;
}

/* ================= Hero ================= */
/* ================= Hero ================= */

.hero {
  position: relative;
  min-height: 100vh;   /* fallback */
  min-height: 100svh;  /* small viewport */
  min-height: 100dvh;
  display: flex;
  align-items: center;
  background: transparent;
  overflow: hidden;
}

/* === Background image === */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;

  background-image: url("../images/background.png");
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;

  opacity: 0.38;
  filter: brightness(0.9) contrast(1.05) saturate(1.05);
}

/* === Professional depth overlay === */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;

  background: linear-gradient(
    90deg,
    rgba(2, 6, 23, 0.97) 0%,
    rgba(2, 6, 23, 0.9) 34%,
    rgba(2, 6, 23, 0.62) 60%,
    rgba(2, 6, 23, 0.25) 100%
  );
}

/* === Hero layout === */
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;

  display: flex;
  justify-content: flex-start;
  align-items: center;

  padding: 6rem 1.5rem 4.5rem;
}

/* ================================
   HERO GLASS CARD – INTEGRATED
================================ */

.glass-card {
  max-width: 620px;
  padding: 2.6rem 2.8rem;
  border-radius: 26px;

  /* 🔥 REMOVED auto-centering */
  margin: 0;

  background: linear-gradient(
    135deg,
    rgba(15, 23, 42, 0.98),
    rgba(15, 23, 42, 0.92),
    rgba(5, 46, 22, 0.96)
  );

  border: 1px solid rgba(59, 204, 122, 0.42);
  backdrop-filter: blur(22px);

  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.95),
    0 0 26px rgba(59, 204, 122, 0.35);

  /* Entry animation */
  opacity: 0;
  transform: translateY(14px);
  animation: heroCardIn 1.5s cubic-bezier(0.22, 1, 0.36, 1) 0.12s forwards;
}

/* Card heading */
.glass-card h1 {
  font-size: clamp(2.5rem, 4vw, 3rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: #ffffff;
}

/* Remove hover lift on text */
.glass-card h1:hover,
.glass-card p:hover {
  transform: none !important;
}

/* ================= Animation ================= */

@keyframes heroCardIn {
  0% {
    opacity: 0;
    transform: translateY(14px);
  }
  60% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ================= Supporting text ================= */

.hero-kicker {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: #bbf7d0;
  margin: 0 0 0.5rem;
}

.hero-subtitle {
  margin-top: 0.4rem;
  color: var(--text-muted);
  max-width: 34rem;
}

/* 🔥 Left-aligned actions on desktop */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.8rem;
  justify-content: flex-start;
}

/* ================= MOBILE ================= */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding-top: 4.5rem; /* account for navbar */
    padding-bottom: 3rem;
  }

  .hero-inner {
    padding: 0;
    align-items: flex-start;
  }

  .glass-card {
    width: 100%;
    max-width: 100%;
  }
}

/* @media (max-width: 768px) {
  .hero-inner {
    justify-content: center;
    text-align: center;
  }

  .glass-card {
    margin: 0 auto;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-bg {
    background-position: center;
    opacity: 0.32;
  }
} */

/* ================================
   BUTTONS
================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.35rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.94rem;
  font-weight: 550;
  text-decoration: none;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), background var(--transition-fast),
    color var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #22c55e);
  color: #020617;
  box-shadow:
    0 14px 40px rgba(21, 128, 61, 0.7),
    0 0 24px rgba(59, 204, 122, 0.6);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow:
    0 18px 45px rgba(22, 163, 74, 0.8),
    0 0 22px rgba(163, 230, 53, 0.7);
  background: linear-gradient(135deg, var(--primary-dark), #a3e635);
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(148, 163, 184, 0.7);
  color: var(--text-main);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
}

.btn-outline:hover {
  background: radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.22), transparent 60%);
  border-color: rgba(59, 204, 122, 0.9);
}

.btn-small {
  padding: 0.55rem 1.1rem;
  font-size: 0.86rem;
}

.btn-link {
  font-size: 0.9rem;
  font-weight: 550;
  color: var(--primary);
  text-decoration: none;
}

.btn-link:hover {
  text-decoration: underline;
}

/* ================= Interactive text ================= */

.interactive-text {
  cursor: default;
}

.interactive-text span {
  position: relative;
  display: inline-block;
  transition:
    transform 0.18s ease,
    color 0.18s ease,
    opacity 0.18s ease;
}

.interactive-text span::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.18em;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  opacity: 0;
  transition:
    width 0.18s ease,
    opacity 0.18s ease;
}

.interactive-text span:hover {
  transform: translateY(-2px);
  color: #ffffff;
}

.interactive-text span:hover::after {
  width: 100%;
  opacity: 1;
}

/* Common components */

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.75rem;
  align-items: center;
}

.narrow {
  max-width: 560px;
}

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

.checklist {
  list-style: none;
  padding: 0;
  margin: 1.1rem 0 0;
}

.checklist li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.3rem;
  color: var(--text-muted);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: radial-gradient(circle, var(--primary) 0, var(--accent-cyan) 70%);
  box-shadow: 0 0 10px rgba(59, 204, 122, 0.9);
}

.image-block {
  display: flex;
  justify-content: center;
}

.image-placeholder {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 4 / 5;
  border-radius: 26px;
  border: 1px dashed rgba(148, 163, 184, 0.85);
  background: radial-gradient(circle at top left, rgba(59, 204, 122, 0.16), #020617);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.86rem;
  color: var(--text-muted);
}

/* ==========================
   WHAT WE DO – centered block
   ========================== */

#what-we-do {
  text-align: center;
}

.what-we-do-center {
  max-width: 720px;
  margin: 0 auto;
}

#what-we-do .what-kicker {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

#what-we-do h2 {
  font-size: clamp(2rem, 3vw, 2.4rem);
  margin-bottom: 0.6rem;
  transition:
    transform 0.25s ease,
    letter-spacing 0.25s ease,
    color 0.25s ease;
}

/* subtle alive effect (no glow) */
#what-we-do h2:hover {
  transform: translateY(-2px);
  letter-spacing: -0.02em;
  color: #ffffff;
}

#what-we-do .what-subtitle {
  margin: 0 auto 1.6rem;
  max-width: 640px;
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* center checklist box but keep text left */
.checklist-center {
  display: inline-block;
  text-align: left;
  margin-top: 0.8rem;
}

#what-we-do .checklist-center li {
  transition:
    transform 0.22s ease,
    color 0.22s ease,
    opacity 0.22s ease;
}

#what-we-do .checklist-center li:hover {
  transform: translateX(6px);
  color: var(--text-main);
  opacity: 1;
}

/* softer bullet glow here */
#what-we-do .checklist-center li::before {
  box-shadow: 0 0 6px rgba(59, 204, 122, 0.7);
}

/* ================= Who We Are section ================= */

#who-we-are {
  text-align: center;
}

#who-we-are .section-header h2,
#who-we-are h2 {
  font-size: clamp(2rem, 3vw, 2.4rem);
  margin-bottom: 0.6rem;
  transition:
    transform 0.25s ease,
    letter-spacing 0.25s ease,
    color 0.25s ease,
    text-shadow 0.25s ease;
}

#who-we-are .section-header h2:hover,
#who-we-are h2:hover {
  transform: translateY(-2px);
  letter-spacing: -0.02em;
  color: #ffffff;
  text-shadow: 0 0 18px rgba(59, 204, 122, 0.75);
}

#who-we-are p {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-muted);
}

/* ================= Cards & grids ================ */

.card-grid {
  display: grid;
  gap: 1.6rem;
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card,
.internship-card {
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.22), transparent 55%)
    rgba(15, 23, 42, 0.97);
  border: 1px solid rgba(51, 65, 85, 0.85);
  padding: 1.35rem 1.3rem;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 1),
    0 0 20px rgba(15, 118, 110, 0.6);
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), border-color var(--transition-fast),
    background var(--transition-fast);
}

.info-card p {
  color: var(--text-muted);
}

.internship-card {
  position: relative;
  overflow: hidden;
}

/* subtle shimmer on hover for info-card */
.info-card:hover {
  transform: translateY(-5px);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 1),
    0 0 26px rgba(59, 204, 122, 0.9);
  border-color: rgba(59, 204, 122, 0.95);
}

/* ============ Trust section ============ */

.trust-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.2rem;
}

.trust-header p {
  color: var(--text-muted);
}

/* Heading hover in "Trusted by aspiring..." */
.trust-header h2 {
  transition:
    transform 0.25s ease,
    letter-spacing 0.25s ease,
    color 0.25s ease;
}

.trust-header h2:hover {
  transform: translateY(-2px);
  letter-spacing: -0.02em;
  color: #ffffff;
}

.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.4rem;
}

.stat-card {
  min-width: 150px;
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.18), transparent 55%)
    rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(51, 65, 85, 0.9);
  text-align: center;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.9);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast),
    background var(--transition-fast);
}

/* 🔥 Hover effect for stats squares */
.stat-card:hover {
  transform: translateY(-5px) scale(1.03);
  border-color: rgba(59, 204, 122, 0.95);
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.32), transparent 60%)
    rgba(15, 23, 42, 0.98);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 1),
    0 0 26px rgba(59, 204, 122, 0.9);
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============ Search & Filters (Internships page) ============ */

.search-bar-wrapper {
  margin-top: 1.8rem;
  display: flex;
  justify-content: center;
}

.search-input {
  width: 100%;
  max-width: 720px;
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.9);
  padding: 0.8rem 1.4rem;
  font-size: 0.95rem;
  outline: none;
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.18), transparent 65%)
    rgba(15, 23, 42, 0.98);
  box-shadow:
    0 10px 26px rgba(0, 0, 0, 0.9),
    0 0 14px rgba(59, 204, 122, 0.35);
  color: var(--text-main);
}

.search-input::placeholder {
  color: rgba(148, 163, 184, 0.8);
}

.search-input:focus {
  border-color: rgba(59, 204, 122, 0.95);
  box-shadow:
    0 0 0 1px rgba(59, 204, 122, 0.7),
    0 0 20px rgba(34, 211, 238, 0.8);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin: 1.4rem 0 2.1rem;
}

.filter-btn {
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.9);
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  background: rgba(15, 23, 42, 0.98);
  cursor: pointer;
  color: var(--text-muted);
  transition: background var(--transition-fast), border-color var(--transition-fast),
    color var(--transition-fast), transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.filter-btn.active,
.filter-btn:hover {
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.26), transparent 65%);
  border-color: rgba(59, 204, 122, 0.95);
  color: #e5f9ed;
  transform: translateY(-1px);
  box-shadow:
    0 10px 24px rgba(0, 0, 0, 0.9),
    0 0 16px rgba(59, 204, 122, 0.7);
}

/* ============ Internships Grid ============ */

.internships-section {
  padding: 2.2rem 0 3rem;
  background: transparent;
}

.internships-grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: 1fr;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 700px) {
  .internships-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1100px) {
  .internships-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Override base card appearance */
.internship-card {
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.2), transparent 60%)
    rgba(15, 23, 42, 0.98);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(51, 65, 85, 0.9);
  box-shadow:
    0 18px 45px rgba(0, 0, 0, 1),
    0 0 20px rgba(15, 118, 110, 0.6);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast), background var(--transition-fast);
  min-height: 1%;
}

/* Hover effect – slightly softer green glow */
.internship-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow:
    0 22px 55px rgba(0, 0, 0, 1),
    0 0 22px rgba(59, 204, 122, 0.85);
  border-color: rgba(59, 204, 122, 0.95);
}

/* Media area (image) */
.internship-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  display: block;
}

/* Category badge inside internship card */
.internship-card .badge {
  display: inline-block;
  margin-top: 0.9rem;
  margin-bottom: 0.45rem;
  padding: 0.32rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  background: radial-gradient(circle at 0 0,
              rgba(59, 204, 122, 0.55),
              rgba(34, 211, 238, 0.35));
  color: #e0fbea;
  border: 1px solid rgba(59, 204, 122, 0.7);
  box-shadow: 0 0 10px rgba(59, 204, 122, 0.35);
}

/* meta text under image */
.internship-card .internship-meta {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Apply Now button inside internship cards – decent, no glow */
.internship-card .apply-btn {
  margin-top: 1rem;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.9);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #020617;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.6); /* subtle */
  transition: background var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.internship-card .apply-btn:hover {
  background: linear-gradient(135deg, var(--primary-dark), #15803d);
  border-color: rgba(34, 197, 94, 0.9);
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.7);
}

/* ============ Verify page ============ */

.verify-form {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.verify-form label {
  font-size: 0.9rem;
  font-weight: 500;
}

.verify-form input {
  border-radius: 999px;
  border: 1px solid rgba(55, 65, 81, 0.95);
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  outline: none;
  background: rgba(15, 23, 42, 0.98);
  color: var(--text-main);
}

.verify-form input::placeholder {
  color: rgba(148, 163, 184, 0.85);
}

.verify-form input:focus {
  border-color: rgba(59, 204, 122, 0.95);
  box-shadow:
    0 0 0 1px rgba(59, 204, 122, 0.7),
    0 0 20px rgba(59, 204, 122, 0.9);
}

.verify-form .btn {
  margin-top: 0.4rem;
  align-self: flex-start;
}

.verify-result {
  margin-top: 1.4rem;
  font-size: 0.95rem;
  min-height: 1.2rem;
}

/* ============ Contact page ============ */

.contact-layout {
  align-items: flex-start;
}

.contact-form {
  margin-top: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-form label {
  font-size: 0.85rem;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  border-radius: 0.9rem;
  border: 1px solid rgba(55, 65, 81, 0.95);
  padding: 0.65rem 0.9rem;
  font-size: 0.93rem;
  outline: none;
  resize: vertical;
  background: rgba(15, 23, 42, 0.98);
  color: var(--text-main);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.9);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(148, 163, 184, 0.85);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(59, 204, 122, 0.95);
  box-shadow:
    0 0 0 1px rgba(59, 204, 122, 0.7),
    0 0 20px rgba(59, 204, 122, 0.9);
}

.contact-info {
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0 0, rgba(59, 204, 122, 0.22), transparent 60%)
    rgba(15, 23, 42, 0.98);
  padding: 1.8rem 1.6rem;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 1),
    0 0 26px rgba(59, 204, 122, 0.7);
  border: 1px solid rgba(59, 204, 122, 0.6);
}

.contact-info ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.contact-info li {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* ============ Footer ============ */

.site-footer {
  border-top: 1px solid rgba(30, 64, 175, 0.7);
  background:
    radial-gradient(circle at 100% 0%, rgba(59, 204, 122, 0.22), transparent 55%)
    rgba(15, 23, 42, 0.9); /* glassy footer */
  backdrop-filter: blur(16px);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1.1rem 1.5rem;
  font-size: 0.86rem;
}

.footer-inner p {
  margin: 0;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: #e5e7eb;
}

/* Social Icons */

.social-icons {
  display: flex;
  justify-content: center;
  gap: 15px;
  padding: 18px 0 25px;
}

.social-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 0, rgba(59, 204, 122, 0.55), #020617);
  color: #e5e7eb;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.3rem;
  text-decoration: none;
  transition: 0.3s ease-in-out;
  box-shadow:
    0 18px 45px rgba(0, 0, 0, 0.9),
    0 0 20px rgba(59, 204, 122, 0.7);
}

.social-btn:hover {
  background: radial-gradient(circle at 30% 0, var(--primary), #a3e635);
  transform: translateY(-4px) scale(1.03);
  color: #020617;
  box-shadow:
    0 22px 55px rgba(0, 0, 0, 1),
    0 0 28px rgba(190, 242, 100, 0.9);
}

/* ============ Responsive ============ */

@media (max-width: 900px) {
  .two-column {
    grid-template-columns: 1fr;
  }

  .card-grid.three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .glass-card {
    padding: 2rem 1.8rem;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding-inline: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    right: 1rem;
    top: 56px;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    background: rgba(15, 23, 42, 0.98);
    box-shadow:
      0 18px 45px rgba(0, 0, 0, 1),
      0 0 22px rgba(59, 204, 122, 0.7);
    min-width: 170px;
    transform-origin: top right;
    transform: scale(0.9);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
  }

  .nav-links.show {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
  }

  .card-grid.three,
  .card-grid.four {
    grid-template-columns: 1fr;
  }

  .section {
    padding-inline: 0;
  }

  .hero-inner {
    padding-inline: 1.5rem;
  }

  .search-input {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .glass-card {
    padding: 1.8rem 1.4rem;
    border-radius: 20px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .internships-grid {
    gap: 14px;
    padding: 0 1rem;
  }

  .internship-card img {
    height: 190px;
  }
}