/* =============================================
   NextStep Platform — Shared Design System
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ─── CSS Variables ─────────────────────────── */
:root {
  --bg-primary:     #0a0f1e;
  --bg-secondary:   #0f172a;
  --bg-card:        #111827;
  --bg-card-hover:  #1e293b;
  --border-glass:   rgba(99, 102, 241, 0.18);
  --border-subtle:  rgba(255,255,255,0.07);

  --accent:         #6366f1;
  --accent-light:   #818cf8;
  --accent-glow:    rgba(99,102,241,0.35);
  --accent-grad:    linear-gradient(135deg, #6366f1, #8b5cf6);

  --success:        #10b981;
  --warning:        #f59e0b;
  --danger:         #ef4444;
  --info:           #38bdf8;

  --text-primary:   #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted:     #64748b;

  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      20px;
  --radius-xl:      28px;

  --shadow-card:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow:    0 0 40px rgba(99,102,241,0.2);
  --shadow-hover:   0 8px 40px rgba(0,0,0,0.5);

  --transition:     all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main:      'Inter', sans-serif;
  --font-display:   'Plus Jakarta Sans', sans-serif;
}

/* ─── Reset & Base ──────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Scrollbar ─────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ─── Typography ────────────────────────────── */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

a { color: var(--accent-light); text-decoration: none; transition: var(--transition); }
a:hover { color: #fff; }

p { color: var(--text-secondary); }

/* ─── Navbar ────────────────────────────────── */
.ns-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 14px 0;
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.ns-navbar.scrolled {
  padding: 10px 0;
  background: rgba(10, 15, 30, 0.97);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.ns-navbar .container-fluid { display: flex; align-items: center; justify-content: space-between; padding: 0 2rem; }

.ns-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff !important;
  text-decoration: none;
  letter-spacing: -0.5px;
}

.ns-brand .brand-icon {
  width: 36px; height: 36px;
  background: var(--accent-grad);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: #fff;
  box-shadow: 0 0 16px var(--accent-glow);
}

.ns-brand span { color: var(--accent-light); }

.ns-nav-links {
  display: flex; align-items: center; gap: 8px;
  list-style: none; margin: 0; padding: 0;
}

.ns-nav-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.ns-nav-links a:hover,
.ns-nav-links a.active {
  color: #fff;
  background: rgba(99,102,241,0.15);
}

.ns-nav-actions { display: flex; align-items: center; gap: 10px; }

/* ─── Buttons ───────────────────────────────── */
.btn-ns-primary {
  background: var(--accent-grad);
  color: #fff;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-ns-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
  color: #fff;
}

.btn-ns-primary:active { transform: translateY(0); }

.btn-ns-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
}

.btn-ns-secondary:hover {
  border-color: var(--accent);
  color: #fff;
  background: rgba(99,102,241,0.1);
}

.btn-ns-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-ns-ghost:hover { color: #fff; background: rgba(255,255,255,0.07); }

.btn-ns-danger {
  background: rgba(239,68,68,0.15);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.3);
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.btn-ns-danger:hover { background: rgba(239,68,68,0.25); }

/* ─── Glass Cards ───────────────────────────── */
.glass-card {
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.glass-card:hover {
  border-color: rgba(99,102,241,0.35);
  box-shadow: var(--shadow-glow);
}

.glass-card-light {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

/* ─── Form Inputs ───────────────────────────── */
.ns-form-group { position: relative; margin-bottom: 1.25rem; }

.ns-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

.ns-input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.ns-input::placeholder { color: var(--text-muted); }

.ns-input:focus {
  border-color: var(--accent);
  background: rgba(99,102,241,0.07);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

.ns-input.invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.ns-input-icon { position: relative; }
.ns-input-icon .ns-input { padding-left: 42px; }
.ns-input-icon .icon {
  position: absolute; left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.875rem;
  pointer-events: none;
}

.ns-select {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.ns-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}

.ns-select option { background: var(--bg-card); color: var(--text-primary); }

/* ─── Skill / Status Badges ─────────────────── */
.skill-tag {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  color: var(--accent-light);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}

.skill-tag:hover { background: rgba(99,102,241,0.25); transform: translateY(-1px); }
.skill-tag.removable { cursor: pointer; }
.skill-tag.removable:hover { border-color: var(--danger); color: var(--danger); background: rgba(239,68,68,0.1); }

.status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.status-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.status-badge.applied   { background: rgba(56,189,248,0.15); color: var(--info); border: 1px solid rgba(56,189,248,0.3); }
.status-badge.interview { background: rgba(245,158,11,0.15); color: var(--warning); border: 1px solid rgba(245,158,11,0.3); }
.status-badge.offer     { background: rgba(16,185,129,0.15); color: var(--success); border: 1px solid rgba(16,185,129,0.3); }
.status-badge.rejected  { background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.3); }
.status-badge.hired     { background: rgba(99,102,241,0.15); color: var(--accent-light); border: 1px solid rgba(99,102,241,0.3); }

/* ─── Section Utilities ─────────────────────── */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-light);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
}

.gradient-text {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Alert / Toast ─────────────────────────── */
.ns-alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 1rem;
}

.ns-alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #fca5a5; }
.ns-alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: #6ee7b7; }
.ns-alert-info { background: rgba(56,189,248,0.1); border: 1px solid rgba(56,189,248,0.3); color: #7dd3fc; }

/* ─── Spinner / Loader ──────────────────────── */
.ns-spinner {
  display: flex; align-items: center; gap: 10px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.spinner-ring {
  width: 20px; height: 20px;
  border: 2px solid rgba(99,102,241,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Progress Bar ──────────────────────────── */
.ns-progress-bar {
  height: 4px;
  background: rgba(255,255,255,0.07);
  border-radius: 100px;
  overflow: hidden;
}

.ns-progress-fill {
  height: 100%;
  background: var(--accent-grad);
  border-radius: 100px;
  transition: width 0.4s ease;
}

/* ─── Divider ───────────────────────────────── */
.ns-divider {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin: 1.5rem 0;
}

.ns-divider-text {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-muted);
  font-size: 0.8125rem;
  margin: 1.25rem 0;
}
.ns-divider-text::before, .ns-divider-text::after {
  content: ''; flex: 1;
  border-top: 1px solid var(--border-subtle);
}

/* ─── Floating Orbs (Hero) ──────────────────── */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  animation: floatOrb 8s ease-in-out infinite;
}

@keyframes floatOrb {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

/* ─── Page Hero Banner ──────────────────────── */
.ns-page-hero {
  padding: 110px 0 60px;
  background: linear-gradient(135deg, #0a0f1e 0%, #0f172a 50%, #1a1040 100%);
  position: relative;
  overflow: hidden;
}

.ns-page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(99,102,241,0.12) 0%, transparent 60%);
}

/* ─── Footer ────────────────────────────────── */
.ns-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 0 1.5rem;
}

.ns-footer-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 0.75rem;
}

.ns-footer-brand .brand-dot { color: var(--accent-light); }

.ns-footer p { color: var(--text-muted); font-size: 0.875rem; }

.ns-footer h6 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.ns-footer ul { list-style: none; padding: 0; }
.ns-footer ul li { margin-bottom: 0.5rem; }
.ns-footer ul li a {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: var(--transition);
}
.ns-footer ul li a:hover { color: var(--accent-light); padding-left: 4px; }

.ns-footer-bottom {
  border-top: 1px solid var(--border-subtle);
  margin-top: 2rem;
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ns-footer-bottom p { color: var(--text-muted); font-size: 0.8125rem; margin: 0; }

.social-links { display: flex; gap: 10px; }
.social-links a {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: var(--transition);
}
.social-links a:hover {
  background: rgba(99,102,241,0.2);
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-2px);
}

/* ─── Responsive Utility ─────────────────────── */
@media (max-width: 768px) {
  .ns-navbar .container-fluid { padding: 0 1rem; }
  .ns-nav-links { display: none; }
  .ns-page-hero { padding: 90px 0 40px; }
}

/* ─── Page Transition ───────────────────────── */
.page-enter {
  animation: pageIn 0.4s ease forwards;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}