/**
 * Tarif Defteri - Global Layout System
 */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: var(--space-4);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100dvh;
  min-height: -webkit-fill-available;
  -webkit-tap-highlight-color: transparent;
}

/* App Shell - sidebar + content grid */
.app-shell {
  width: 100%;
  max-width: var(--layout-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 248px 1fr;
  gap: var(--space-4);
  align-items: start;
}

.app-shell.is-hidden {
  display: none;
}

.app-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.sidebar-root {
  position: sticky;
  top: var(--space-4);
}

.app-header-root {
  position: relative;
  z-index: 100;
  flex-shrink: 0;
}

.app-main {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  min-height: 320px;
  flex: 1;
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.screen-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  min-height: -webkit-fill-available;
  padding: var(--space-6);
}

.screen-login.is-hidden {
  display: none;
}

/* Detail / Create screens - card container */
.screen-detail.active,
.screen-create.active {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
}

@media (min-width: 768px) {
  body {
    padding: var(--space-5);
  }

  .app-shell {
    gap: var(--space-5);
  }

  .screen-detail.active,
  .screen-create.active {
    padding: var(--space-7);
  }
}

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

  .sidebar-root {
    position: static;
  }
}

@media (max-width: 768px) {
  body.has-bottom-nav {
    padding-bottom: calc(76px + env(safe-area-inset-bottom, 0));
  }

  body.has-bottom-nav .app-shell {
    padding-bottom: var(--space-2);
  }
}

@media (max-width: 480px) {
  body {
    padding: var(--space-3);
  }

  .app-shell {
    gap: var(--space-3);
  }

  .screen-detail.active,
  .screen-create.active {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
  }
}