@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* === VARIABLES === */
:root {
  --bg:            #06060f;
  --bg-2:          #0c0c18;
  --bg-card:       rgba(255, 255, 255, 0.028);
  --bg-card-hover: rgba(255, 255, 255, 0.05);
  --bg-input:      rgba(255, 255, 255, 0.04);
  --bg-sidebar:    rgba(6, 6, 15, 0.97);

  --text:          #eeeef5;
  --text-muted:    #5c5c7a;
  --text-soft:     #9898b4;

  --accent:        #6366f1;
  --accent-2:      #818cf8;
  --accent-hover:  #4f46e5;
  --accent-glow:   rgba(99, 102, 241, 0.2);
  --accent-subtle: rgba(99, 102, 241, 0.08);

  --danger:        #ef4444;
  --danger-glow:   rgba(239, 68, 68, 0.18);
  --danger-subtle: rgba(239, 68, 68, 0.08);
  --success:       #22c55e;
  --success-glow:  rgba(34, 197, 94, 0.18);
  --success-subtle:rgba(34, 197, 94, 0.08);
  --warning:       #f59e0b;
  --warning-glow:  rgba(245, 158, 11, 0.18);
  --warning-subtle:rgba(245, 158, 11, 0.07);

  --border:        rgba(255, 255, 255, 0.06);
  --border-hover:  rgba(255, 255, 255, 0.12);
  --border-focus:  rgba(99, 102, 241, 0.5);

  --sidebar-w:  240px;
  --radius:     12px;
  --radius-sm:  8px;
  --radius-lg:  16px;

  --shadow:    0 4px 24px rgba(0, 0, 0, 0.5);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.65);

  --font: 'DM Sans', sans-serif;

  --cat-huella:     #6366f1;
  --cat-isi:        #10b981;
  --cat-personales: #f59e0b;
}

/* === RESET & BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === BACKGROUND BLOBS === */
.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.page-bg::before {
  content: '';
  position: absolute;
  top: -15%;
  left: 10%;
  width: 55%;
  height: 55%;
  background: radial-gradient(ellipse, rgba(99, 102, 241, 0.07) 0%, transparent 65%);
  animation: blob-drift 22s ease-in-out infinite alternate;
}

.page-bg::after {
  content: '';
  position: absolute;
  bottom: -15%;
  right: 5%;
  width: 45%;
  height: 45%;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.05) 0%, transparent 65%);
  animation: blob-drift 30s ease-in-out infinite alternate-reverse;
}

@keyframes blob-drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(2%, 3%) scale(1.05); }
}

/* === SIDEBAR === */
.sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar-logo {
  padding: 1.4rem 1.2rem 1.1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.sidebar-brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.sidebar-brand-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}

.sidebar-nav-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.6rem 0.55rem 0.3rem;
  margin-top: 0.4rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-soft);
  font-size: 0.875rem;
  font-weight: 400;
  transition: all 0.18s ease;
  position: relative;
  letter-spacing: -0.01em;
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.sidebar-link.active {
  background: var(--accent-subtle);
  color: var(--accent-2);
  font-weight: 500;
}

.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: -0.65rem;
  top: 22%;
  bottom: 22%;
  width: 2px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

.sidebar-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.65;
  transition: opacity 0.18s;
}

.sidebar-link.active .sidebar-icon,
.sidebar-link:hover .sidebar-icon {
  opacity: 1;
}

.sidebar-footer {
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-shrink: 0;
}

.sidebar-user-info {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
}

.sidebar-avatar {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.sidebar-username {
  font-size: 0.78rem;
  color: var(--text-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-logout {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  color: var(--text-muted);
  transition: all 0.18s;
  flex-shrink: 0;
  text-decoration: none;
}

.sidebar-logout:hover {
  color: var(--danger);
  background: var(--danger-subtle);
}

/* Mobile toggle */
.mobile-nav-toggle {
  display: none;
  position: fixed;
  top: 0.9rem;
  left: 0.9rem;
  z-index: 200;
  background: rgba(12, 12, 24, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.45rem;
  cursor: pointer;
  color: var(--text-soft);
  transition: all 0.2s;
  align-items: center;
  justify-content: center;
}

.mobile-nav-toggle:hover {
  color: var(--text);
  border-color: var(--border-hover);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 99;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

/* === PAGE WRAPPER & MAIN === */
.page-wrapper {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.main {
  padding: 2.5rem 2.75rem;
  max-width: 1400px;
}

/* === PAGE HEADER === */
.page-header {
  margin-bottom: 2rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-title {
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.page-title span {
  background: linear-gradient(135deg, var(--accent) 20%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  letter-spacing: -0.01em;
}

/* === BOARD === */
.board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  align-items: start;
}

/* === COLUMN === */
.column {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.column[data-cat="Huella"]     { border-top: 2px solid var(--cat-huella); }
.column[data-cat="ISI"]        { border-top: 2px solid var(--cat-isi); }
.column[data-cat="Personales"] { border-top: 2px solid var(--cat-personales); }

.column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid var(--border);
}

.column-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.column-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.column[data-cat="Huella"]     .column-dot { background: var(--cat-huella);     box-shadow: 0 0 6px var(--cat-huella); }
.column[data-cat="ISI"]        .column-dot { background: var(--cat-isi);         box-shadow: 0 0 6px var(--cat-isi); }
.column[data-cat="Personales"] .column-dot { background: var(--cat-personales);  box-shadow: 0 0 6px var(--cat-personales); }

.column-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.column-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.column-count {
  font-size: 0.68rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 1px 7px;
  border-radius: 20px;
  border: 1px solid var(--border);
  min-width: 22px;
  text-align: center;
}

.btn-add-col {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.18s;
  line-height: 1;
  padding: 0;
}

.btn-add-col:hover {
  background: var(--accent-subtle);
  color: var(--accent-2);
  border-color: rgba(99, 102, 241, 0.3);
}

.column-body {
  padding: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-height: 80px;
}

.column-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 2.5rem 0;
  letter-spacing: 0.2px;
}

/* === CARD === */
.card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.9rem;
  transition: all 0.2s ease;
  cursor: default;
}

.column[data-cat="Huella"]     .card { border-left: 2px solid rgba(99, 102, 241, 0.35); }
.column[data-cat="ISI"]        .card { border-left: 2px solid rgba(16, 185, 129, 0.35); }
.column[data-cat="Personales"] .card { border-left: 2px solid rgba(245, 158, 11, 0.35); }

.card:hover {
  background: rgba(255, 255, 255, 0.045);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.column[data-cat="Huella"]     .card:hover { border-left-color: var(--cat-huella);     box-shadow: 0 6px 24px rgba(99, 102, 241, 0.12); }
.column[data-cat="ISI"]        .card:hover { border-left-color: var(--cat-isi);         box-shadow: 0 6px 24px rgba(16, 185, 129, 0.12); }
.column[data-cat="Personales"] .card:hover { border-left-color: var(--cat-personales);  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.12); }

.card.overdue  { border-left-color: rgba(239, 68, 68, 0.6) !important; }
.card.due-soon { border-left-color: rgba(245, 158, 11, 0.6) !important; }

.card.overdue:hover  { box-shadow: 0 6px 24px rgba(239, 68, 68, 0.14) !important; }
.card.due-soon:hover { box-shadow: 0 6px 24px rgba(245, 158, 11, 0.14) !important; }

.card-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  display: block;
  margin-bottom: 0.3rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.card-title:hover { color: var(--accent-2); }

.card-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.55;
  margin-bottom: 0.5rem;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.card-date            { font-size: 0.68rem; color: var(--text-muted); }
.card-date.overdue    { color: var(--danger); }
.card-date.due-soon   { color: var(--warning); }

/* === PAYMENT TAGS (dashboard cards) === */
.card-payment {
  margin-bottom: 0.4rem;
}

.payment-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.2px;
}

.payment-pending {
  background: var(--warning-subtle);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: var(--warning);
}

.payment-done {
  background: var(--success-subtle);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: var(--success);
}

.payment-adelanto {
  background: rgba(99, 102, 241, 0.07);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-2);
}

.btn-complete {
  background: none;
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: var(--success);
  font-family: var(--font);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.18s;
  letter-spacing: 0.2px;
}

.btn-complete:hover {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
  box-shadow: 0 2px 10px var(--success-glow);
}

/* === LOGIN === */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
}

.login-box {
  background: rgba(12, 12, 24, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}

.login-logo {
  text-align: center;
  margin-bottom: 2.2rem;
}

.login-brand-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 1.1rem;
  box-shadow: 0 8px 28px var(--accent-glow);
}

.login-logo h1 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.03em;
}

.login-logo p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  letter-spacing: 0.3px;
}

/* === FORMS === */
.form-group { margin-bottom: 1.1rem; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 0.4rem;
  letter-spacing: 0.1px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.875rem;
  padding: 0.65rem 0.85rem;
  transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
  outline: none;
  letter-spacing: -0.01em;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--border-focus);
  background: rgba(99, 102, 241, 0.04);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input:disabled,
.form-group textarea:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
  line-height: 1.6;
}

.form-group select option {
  background: #12121e;
  color: var(--text);
}

.form-group input[type="date"]::-webkit-calendar-picker-indicator,
.form-group input[type="month"]::-webkit-calendar-picker-indicator {
  filter: invert(0.5);
  cursor: pointer;
}

/* === BUTTONS === */
.btn {
  font-family: var(--font);
  font-size: 0.83rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 0.62rem 1.25rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: all 0.18s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-align: center;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #7c3aed 100%);
  color: #fff;
  box-shadow: 0 2px 14px var(--accent-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-hover) 0%, #6d28d9 100%);
  box-shadow: 0 4px 22px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-soft);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
  color: var(--text);
}

.btn-danger {
  background: none;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.btn-danger:hover {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
  box-shadow: 0 2px 14px var(--danger-glow);
}

.btn-success {
  background: none;
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--success);
}

.btn-success:hover {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
  box-shadow: 0 2px 14px var(--success-glow);
}

/* === ALERTS & MESSAGES === */
.error-msg {
  background: var(--danger-subtle);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #fca5a5;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  font-size: 0.82rem;
  margin-bottom: 1.2rem;
  line-height: 1.5;
}

.alert {
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  margin-bottom: 1.2rem;
  line-height: 1.5;
}

.alert-error {
  background: var(--danger-subtle);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #fca5a5;
}

.alert-success {
  background: var(--success-subtle);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #86efac;
}

/* === BADGES === */
.badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid rgba(99, 102, 241, 0.4);
  color: var(--accent-2);
  background: var(--accent-subtle);
  display: inline-block;
}

.badge-success {
  border-color: rgba(34, 197, 94, 0.4);
  color: var(--success);
  background: var(--success-subtle);
}

/* === MODAL (Glassmorphism) === */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 300;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  padding: 1rem;
}

.modal-overlay.open { display: flex; }

.modal {
  background: rgba(10, 10, 20, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  width: 100%;
  max-width: 460px;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(-14px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
}

.modal-close {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.18s;
  line-height: 1;
  padding: 0;
}

.modal-close:hover {
  background: var(--danger-subtle);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.modal-actions {
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.modal-actions .btn {
  width: 100%;
  justify-content: center;
}

/* === BACK LINK === */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  transition: all 0.18s;
  letter-spacing: -0.01em;
}

.back-link:hover {
  color: var(--accent-2);
  background: var(--accent-subtle);
}

/* === PROJECT DETAIL === */
.project-wrap { max-width: 720px; }

.project-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.project-meta {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.project-created {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: auto;
  letter-spacing: -0.01em;
}

.project-actions {
  display: flex;
  gap: 0.65rem;
  margin-top: 1.5rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

/* === PAYMENT SECTION === */
.payment-section {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.payment-section-title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.payment-row {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
}

.payment-field {
  flex: 1;
  margin-bottom: 0;
}

.pay-form { margin-bottom: 1.2rem; }

.btn-pay {
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.62rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: none;
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: var(--warning);
  transition: all 0.18s;
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.btn-pay:hover {
  background: var(--warning);
  color: #000;
  border-color: var(--warning);
  box-shadow: 0 2px 14px var(--warning-glow);
}

.pago-saldo {
  color: var(--success);
  font-size: 0.7rem;
  margin-left: 0.4rem;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

/* === COMPLETED VIEW === */
.completed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.completed-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-top: 2px solid rgba(34, 197, 94, 0.4);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  transition: all 0.2s ease;
}

.completed-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  border-top-color: var(--success);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--success-glow);
}

.completed-card .card-title {
  text-decoration: line-through;
  color: var(--text-muted);
  margin-bottom: 0;
}

.completed-card .card-title:hover { color: var(--text-soft); }

.card-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 1.55;
}

.completed-at {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--success);
  margin-top: 0.55rem;
}

/* === FINANCES === */
.finance-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.month-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.month-btn {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  color: var(--text-soft);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.18s;
  line-height: 1;
}

.month-btn:hover {
  border-color: var(--accent);
  color: var(--accent-2);
  background: var(--accent-subtle);
}

.month-btn-disabled {
  opacity: 0.2;
  cursor: not-allowed;
  pointer-events: none;
}

.month-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  min-width: 150px;
  text-align: center;
  letter-spacing: -0.02em;
}

.finance-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.stat-card:hover { transform: translateY(-2px); }

.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 45%;
  pointer-events: none;
}

.stat-income::after   { background: linear-gradient(to top, rgba(34, 197, 94, 0.06), transparent); }
.stat-expense::after  { background: linear-gradient(to top, rgba(239, 68, 68, 0.06), transparent); }
.stat-balance.positive::after { background: linear-gradient(to top, rgba(34, 197, 94, 0.06), transparent); }
.stat-balance.negative::after { background: linear-gradient(to top, rgba(239, 68, 68, 0.06), transparent); }

.stat-income:hover  { border-color: rgba(34, 197, 94, 0.25); }
.stat-expense:hover { border-color: rgba(239, 68, 68, 0.25); }

.stat-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-amount {
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.stat-income  .stat-amount          { color: var(--success); }
.stat-expense .stat-amount          { color: var(--danger); }
.stat-balance.positive .stat-amount { color: var(--success); }
.stat-balance.negative .stat-amount { color: var(--danger); }
.stat-balance .stat-amount          { color: var(--text-soft); }

.finance-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

.finance-col {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.finance-col-income  { border-top: 2px solid rgba(34, 197, 94, 0.5); }
.finance-col-expense { border-top: 2px solid rgba(239, 68, 68, 0.5); }

.finance-col-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.finance-col-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-soft);
}

.finance-col-header .btn {
  font-size: 0.72rem;
  padding: 0.38rem 0.8rem;
}

.finance-empty {
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 2.5rem 1.2rem;
  text-align: center;
}

/* === TRANSACTIONS === */
.transaction-list { padding: 0.2rem 0; }

.transaction-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.7rem 1.2rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  transition: background 0.15s;
}

.transaction-item:last-child { border-bottom: none; }
.transaction-item:hover      { background: rgba(255, 255, 255, 0.02); }

.transaction-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  min-width: 0;
}

.transaction-desc {
  font-size: 0.84rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

.transaction-badge {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.4px;
  padding: 1px 7px;
  border-radius: 20px;
  display: inline-block;
  width: fit-content;
  text-transform: uppercase;
}

.badge-project {
  border: 1px solid rgba(99, 102, 241, 0.35);
  color: var(--accent-2);
  background: var(--accent-subtle);
}

.badge-type {
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
}

.transaction-date {
  font-size: 0.64rem;
  color: var(--text-muted);
}

.transaction-amount {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: -0.02em;
}

.income-amount  { color: var(--success); }
.expense-amount { color: var(--danger); }

/* === EXPENSE BREAKDOWN === */
.expense-breakdown {
  border-top: 1px solid var(--border);
  padding: 1.2rem;
}

.breakdown-title {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.breakdown-item { margin-bottom: 0.85rem; }
.breakdown-item:last-child { margin-bottom: 0; }

.breakdown-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.3rem;
}

.breakdown-name   { font-size: 0.8rem; color: var(--text); letter-spacing: -0.01em; }
.breakdown-amount { font-size: 0.75rem; color: var(--danger); letter-spacing: -0.01em; }
.breakdown-pct    { color: var(--text-muted); font-size: 0.65rem; margin-left: 0.3rem; }

.breakdown-bar-wrap {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 20px;
  height: 4px;
  overflow: hidden;
}

.breakdown-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--danger), rgba(239, 68, 68, 0.45));
  border-radius: 20px;
  transition: width 0.55s cubic-bezier(0.16, 1, 0.3, 1);
  min-width: 2px;
}

/* === NEW EXPENSE TYPE INLINE === */
.btn-new-type {
  background: none;
  border: none;
  color: var(--accent-2);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.3rem 0;
  margin-top: 0.35rem;
  display: block;
  transition: opacity 0.18s;
  letter-spacing: -0.01em;
}

.btn-new-type:hover { opacity: 0.65; }

.new-type-row {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.new-type-error {
  font-size: 0.72rem;
  color: var(--danger);
  letter-spacing: -0.01em;
}

/* === RESPONSIVE === */
@media (max-width: 1100px) {
  .board { grid-template-columns: repeat(2, 1fr); }
  .main  { padding: 2rem 2rem; }
}

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }
  .mobile-nav-toggle { display: flex; }
  .page-wrapper { margin-left: 0; }
  .main { padding: 1.5rem 1.1rem; padding-top: 4rem; }
  .board { grid-template-columns: 1fr; }
  .finance-summary { grid-template-columns: 1fr; }
  .finance-columns { grid-template-columns: 1fr; }
  .login-box { padding: 2rem 1.5rem; }
  .project-card { padding: 1.25rem; }
  .modal { padding: 1.5rem 1.25rem; }
}

@media (max-width: 480px) {
  .completed-grid { grid-template-columns: 1fr; }
  .page-title { font-size: 1.25rem; }
  .stat-amount { font-size: 1.35rem; }
}