:root {
  --bg: #1C1E1F;
  --accent: #A7A69E;
  --text: #F3F3F3;
  --radius: 10px;
  --radius-lg: 16px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
  font-family: 'Inter', Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* ── GRAIN OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 10000;
}

/* ── APP LAYOUT ── */
.hidden {
  display: none !important;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(243, 243, 243, 0.08);
  background: rgba(28, 30, 31, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.topbar {
  display: flex;
  width: min(1400px, calc(100% - 48px));
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(243, 243, 243, 0.08);
  border-radius: var(--radius);
  padding: 10px 16px;
  color: var(--accent);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.nav-btn:hover,
.nav-btn.active {
  color: var(--text);
  border-color: rgba(243, 243, 243, 0.3);
  background: rgba(243, 243, 243, 0.05);
}

.logout-btn {
  border: 1px solid rgba(167, 166, 158, 0.3);
  color: var(--accent);
}

.logout-btn:hover {
  border-color: var(--text);
  color: var(--text);
  background: rgba(243, 243, 243, 0.05);
}

main {
  width: min(1400px, calc(100% - 48px));
  margin: 0 auto;
  padding: 40px 0 80px;
  min-height: calc(100vh - 72px);
}

/* ── AUTH CONTAINER ── */
.auth-container {
  max-width: 420px;
  margin: 80px auto;
  padding: 40px;
  background: rgba(243, 243, 243, 0.02);
  border: 1px solid rgba(167, 166, 158, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(15px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.auth-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid rgba(167, 166, 158, 0.2);
  margin-bottom: 24px;
}

.auth-tab {
  flex: 1;
  text-align: center;
  padding: 12px;
  color: var(--accent);
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.auth-tab.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

input,
select,
textarea {
  background: rgba(28, 30, 31, 0.5);
  border: 1px solid rgba(167, 166, 158, 0.3);
  color: var(--text);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: var(--transition);
  width: 100%;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--text);
  background: rgba(28, 30, 31, 0.8);
  box-shadow: 0 0 0 3px rgba(243, 243, 243, 0.05);
}

button.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: rgba(167, 166, 158, 0.4);
}

.btn-secondary:hover {
  background: rgba(243, 243, 243, 0.05);
  border-color: var(--text);
  transform: translateY(-1px);
}

.btn-danger {
  background: transparent;
  color: var(--text);
  border-color: rgba(167, 166, 158, 0.3);
}

.btn-danger:hover {
  background: rgba(243, 243, 243, 0.02);
  border-color: var(--text);
}

/* ── NOTIFICATION BANNER ── */
.banner {
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 28px;
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.banner-warning {
  background: rgba(167, 166, 158, 0.1);
  border: 1px solid var(--accent);
  color: var(--text);
}

.banner-error {
  background: rgba(167, 166, 158, 0.05);
  border: 1px solid var(--accent);
  color: var(--accent);
}

.banner-success {
  background: rgba(243, 243, 243, 0.03);
  border: 1px solid var(--text);
  color: var(--text);
}

/* ── DASHBOARD GRID ── */
.dashboard-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.metric-card {
  background: rgba(243, 243, 243, 0.02);
  border: 1px solid rgba(167, 166, 158, 0.15);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.metric-card:hover {
  border-color: rgba(167, 166, 158, 0.3);
  transform: translateY(-2px);
}

.metric-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.metric-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.dashboard-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 768px) {
  .dashboard-actions {
    grid-template-columns: 1fr;
  }
}

/* ── SECTION HEADER ── */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  gap: 16px;
  flex-wrap: wrap;
}

.section-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.section-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── SEARCH & FILTER ── */
.search-wrapper {
  position: relative;
  min-width: 280px;
}

.search-wrapper input {
  padding-left: 40px;
}

.search-wrapper svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  pointer-events: none;
  width: 16px;
  height: 16px;
}

/* ── CLIENTS VIEW ── */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.item-card {
  background: rgba(243, 243, 243, 0.02);
  border: 1px solid rgba(167, 166, 158, 0.15);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 190px;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.item-card:hover {
  border-color: var(--text);
  transform: translateY(-2px);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.card-subtitle {
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 16px;
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13.5px;
  color: var(--accent);
  margin-bottom: 20px;
}

.card-meta div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-meta svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(167, 166, 158, 0.1);
  padding-top: 14px;
  margin-top: auto;
}

/* ── BADGES (Strict Colors) ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* 3-color strict mapping */
.badge-primary {
  background: var(--text);
  color: var(--bg);
}

.badge-secondary {
  border: 1px solid var(--accent);
  color: var(--accent);
}

.badge-outline {
  border: 1px solid var(--text);
  color: var(--text);
}

.badge-muted {
  background: rgba(167, 166, 158, 0.1);
  color: var(--accent);
}

/* ── KANBAN BOARD ── */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}

@media (max-width: 1024px) {
  .kanban-board {
    grid-template-columns: 1fr;
  }
}

.kanban-column {
  background: rgba(243, 243, 243, 0.01);
  border: 1px solid rgba(167, 166, 158, 0.1);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
}

.kanban-column.drag-over {
  border-color: var(--text);
  background: rgba(243, 243, 243, 0.05);
}

.column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(167, 166, 158, 0.15);
  padding-bottom: 10px;
}

.column-title {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.column-count {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  background: rgba(243, 243, 243, 0.08);
  border-radius: 12px;
  color: var(--text);
}

.column-value {
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
}

.opportunity-card {
  background: rgba(28, 30, 31, 0.6);
  border: 1px solid rgba(167, 166, 158, 0.15);
  border-radius: var(--radius);
  padding: 16px;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.opportunity-card:hover {
  border-color: var(--text);
  transform: translateY(-1px);
}

.opp-title {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
}

.opp-client {
  font-size: 12px;
  color: var(--accent);
}

.opp-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  border-top: 1px solid rgba(167, 166, 158, 0.08);
  padding-top: 8px;
}

.opp-value {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
}

.opp-date {
  font-size: 11px;
  color: var(--accent);
}

/* ── ACTIVITIES VIEW ── */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.activity-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(243, 243, 243, 0.02);
  border: 1px solid rgba(167, 166, 158, 0.15);
  border-radius: var(--radius);
  transition: var(--transition);
  gap: 16px;
}

.activity-item:hover {
  border-color: rgba(167, 166, 158, 0.3);
}

.activity-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.activity-checkbox {
  width: 20px;
  height: 20px;
  border: 1px solid rgba(167, 166, 158, 0.5);
  border-radius: 4px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: var(--transition);
  background: transparent;
  flex-shrink: 0;
}

.activity-checkbox.completed {
  background: var(--text);
  border-color: var(--text);
}

.activity-checkbox svg {
  width: 12px;
  height: 12px;
  color: var(--bg);
  stroke-width: 3px;
}

.activity-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.activity-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}

.activity-title.completed {
  text-decoration: line-through;
  color: var(--accent);
}

.activity-desc {
  font-size: 12.5px;
  color: var(--accent);
}

.activity-meta {
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--accent);
  margin-top: 4px;
}

.activity-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── MODALS ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(28, 30, 31, 0.85);
  backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  padding: 24px;
  overflow-y: auto;
}

.modal-content {
  background: #1C1E1F;
  border: 1px solid rgba(167, 166, 158, 0.25);
  border-radius: var(--radius-lg);
  padding: 36px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
  animation: modalEnter 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.modal-content-lg {
  max-width: 720px;
}

.modal-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: transparent;
  border: none;
  color: var(--accent);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  transition: var(--transition);
}

.modal-close:hover {
  background: rgba(243, 243, 243, 0.05);
  color: var(--text);
}

.modal-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 28px;
  border-top: 1px solid rgba(167, 166, 158, 0.1);
  padding-top: 20px;
}

/* ── CLIENT DETAIL TABS ── */
.detail-tabs {
  display: flex;
  border-bottom: 1px solid rgba(167, 166, 158, 0.15);
  margin-bottom: 20px;
  margin-top: 20px;
}

.detail-tab {
  padding: 10px 16px;
  color: var(--accent);
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.detail-tab.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

/* ── ANIMATIONS ── */
@keyframes modalEnter {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }

  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ── SPINNER / LOADING ── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(243, 243, 243, 0.1);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg);
  display: grid;
  place-items: center;
  transition: opacity 0.3s ease;
}

/* ── UTILS ── */
.card-actions {
  display: flex;
  gap: 8px;
}

.icon-btn {
  background: transparent;
  border: 1px solid rgba(167, 166, 158, 0.2);
  color: var(--accent);
  cursor: pointer;
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  transition: var(--transition);
}

.icon-btn:hover {
  border-color: var(--text);
  color: var(--text);
  background: rgba(243, 243, 243, 0.05);
}

footer {
  border-top: 1px solid rgba(243, 243, 243, 0.08);
  padding: 32px 0;
  margin-top: 60px;
  background: rgba(28, 30, 31, 0.4);
}

.footer-inner {
  display: flex;
  width: min(1400px, calc(100% - 48px));
  margin: 0 auto;
  justify-content: space-between;
  align-items: center;
  color: var(--accent);
  font-size: 13px;
}

/* ── INTRO ANIMATION ── */
.home-intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  overflow: hidden;
  pointer-events: none;
  background: #1C1E1F;
}

.home-intro::before,
.home-intro::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50.5%;
  background: #1C1E1F;
  will-change: transform;
}

.home-intro::before {
  left: 0;
  transform-origin: left center;
}

.home-intro::after {
  right: 0;
  transform-origin: right center;
}

.home-intro img {
  position: relative;
  z-index: 1;
  width: clamp(180px, 30vw, 380px);
  max-width: calc(100vw - 48px);
  height: auto;
  filter: drop-shadow(0 18px 42px rgba(243, 243, 243, 0.08));
}

.home-intro.is-done {
  display: none;
}

.home-intro.is-opening {
  background: transparent;
  animation: introGone 0.01s linear 2.35s both;
}

.home-intro.is-opening::before,
.home-intro.is-opening::after {
  animation: introPanelOpen 0.95s cubic-bezier(0.77, 0, 0.18, 1) 1.35s both;
}

.home-intro.is-opening img {
  animation: introLogo 1.75s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
}

@keyframes introLogo {
  0%   { opacity: 0; transform: scale(0.88); }
  28%  { opacity: 1; transform: scale(1); }
  72%  { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(0.96); }
}

@keyframes introPanelOpen {
  from { transform: scaleX(1); }
  to   { transform: scaleX(0); }
}

@keyframes introGone {
  to { visibility: hidden; }
}

@media (prefers-reduced-motion: reduce) {
  .home-intro {
    display: none;
  }
}