@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
    --bg-color: #F8F6F0;
    --text-main: #111827;
    --text-muted: #4B5563;
    --border-color: #E6E2D8;
    --card-bg: #FFFFFF;
}

body.dark-mode {
    --bg-color: #1A1D20;
    --text-main: #F3F4F6;
    --text-muted: #9CA3AF;
    --border-color: #2D333B;
    --card-bg: #22272E;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-nav {
    width: 100%;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-color);
    opacity: 0.95;
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-container {
    max-width: 64rem;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text-main);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
    font-weight: 500;
}

.nav-menu a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-menu a:hover, .nav-menu a.active {
    color: var(--text-main);
}

.main-content {
    max-width: 48rem;
    margin: 0 auto;
    padding: 5rem 1.5rem;
    flex-grow: 1;
}

.main-content-wide {
    max-width: 56rem;
    margin: 0 auto;
    padding: 5rem 1.5rem;
    flex-grow: 1;
}

.hero-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: #2563EB;
    margin-bottom: 0.75rem;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
    margin-top: 0;
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    margin-top: 0;
}

.section-spacing {
    margin-bottom: 3rem;
}

.text-muted-block {
    color: var(--text-muted);
    line-height: 1.7;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.35rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.content-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.2s ease;
}

.content-card:hover {
    border-color: var(--text-muted);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.project-list-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.card-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.card-title-style {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-main);
}

.card-title-link {
    text-decoration: none;
    color: inherit;
}

.card-title-link:hover {
    color: var(--text-accent, #3b82f6);
    text-decoration: underline;
}

.card-badge {
    font-size: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    color: var(--text-muted);
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-tags-flex {
    display: flex;
    gap: 0.5rem;
}

.card-tag-item {
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    color: var(--text-muted);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.social-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.social-card {
    padding: 0.85rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-main);
}

.social-card i,
.social-card svg {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.social-card-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.form-box {
    padding: 2rem;
}

.form-group-flex {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.form-input, .form-textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background: var(--card-bg);
    color: var(--text-main);
    font-size: 0.875rem;
    box-sizing: border-box;
}

.form-textarea {
    resize: none;
}

.btn-primary, .btn-primary-inline {
    background-color: var(--text-main);
    color: var(--bg-color);
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: opacity 0.2s;
    border: none;
    cursor: pointer;
    text-align: center;
    width: 100%;
}

.btn-primary-inline {
    width: auto;
}

.btn-primary:hover, .btn-primary-inline:hover {
    opacity: 0.85;
}

.btn-outline {
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    background-color: var(--card-bg);
    transition: all 0.2s;
}

.btn-outline:hover {
    border-color: var(--text-muted);
}

.btn-theme-toggle {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.35rem 0.65rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    position: relative;
    z-index: 60;
    transition: transform 0.15s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn-theme-toggle:hover {
    border-color: var(--text-muted);
}

.btn-theme-toggle:active {
    transform: scale(0.95);
}

.site-footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--card-bg);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    position: relative;
    z-index: 60;
    transition: transform 0.2s ease;
}

.menu-toggle:active {
    transform: scale(0.90);
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    transition: all 0.3s ease;
}

.analytics-minimal-flex {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-color);
}

.analytics-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.analytics-divider {
  width: 1px;
  height: 24px;
  background-color: var(--border-color);
}

.analytics-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.analytics-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}

.terminal-box {
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  margin-top: 1rem;
}

.terminal-prompt {
  color: #2563EB;
  font-weight: 700;
}

.terminal-text {
  color: var(--text-main);
  flex-grow: 1;
  overflow-x: auto;
  white-space: nowrap;
}

.terminal-copy-btn {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.25rem 0.6rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.terminal-copy-btn:hover {
  border-color: var(--text-muted);
}

.terminal-copy-btn:active {
  transform: scale(0.95);
}

.availability-inline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.availability-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.availability-sep {
  color: var(--border-color);
  margin: 0 0.25rem;
}

.availability-inline strong {
  color: var(--text-main);
  font-weight: 500;
}

.web-shell-container {
  background-color: #0F172A;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1rem;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  margin-top: 1rem;
  color: #38BDF8;
}

.shell-output-area {
  max-height: 150px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
  padding-right: 0.5rem;
}

.shell-line {
  word-break: break-all;
}

.shell-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 1px solid #1E293B;
  padding-top: 0.75rem;
}

.shell-prompt {
  color: #10B981;
  font-weight: 700;
  white-space: nowrap;
}

.shell-input-field {
  background: transparent;
  border: none;
  color: #F8FAFC;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  width: 100%;
  outline: none;
}

.shell-card-margin {
  margin-top: 2rem;
}

.shell-title-size {
  font-size: 1rem;
}

.cmd-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  justify-content: center;
  align-items: flex-start;
  padding-top: 15vh;
  z-index: 9999;
}

.cmd-modal-overlay.active {
  display: flex;
}

.cmd-modal-box {
  background-color: var(--card-bg, #1e293b);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 500px;
  border-radius: 0.75rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: cmdPopupIn 0.2s ease-out;
}

@keyframes cmdPopupIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.cmd-input-wrapper {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  gap: 0.75rem;
}

.cmd-search-field {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 0.95rem;
  width: 100%;
  outline: none;
}

.cmd-kbd-hint {
  font-size: 0.7rem;
  background: var(--border-color);
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  color: var(--text-muted);
}

.cmd-results-area {
  padding: 0.5rem;
  max-height: 250px;
  overflow-y: auto;
}

.cmd-item {
  padding: 0.6rem 0.75rem;
  border-radius: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cmd-item:hover, .cmd-item.active {
  background-color: var(--border-color);
}

.cmd-trigger-btn {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.2rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  cursor: pointer;
}

@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-box {
        padding: 1.25rem;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 4rem;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem;
        gap: 1.25rem;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
        z-index: 40;
        
        display: flex;
        opacity: 0;
        transform: translateY(-8px);
        visibility: hidden;
        transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
        pointer-events: none;
    }

    .nav-menu.active {
        opacity: 1;
        transform: translateY(0);
        visibility: visible;
        pointer-events: auto;
    }
}