/* =====================================================================
   ONLINE TEXT TOOLS — Stylesheet
   Ported from the Calculator project theme for visual consistency.
   ===================================================================== */

/* ===== RESET & CSS VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== SKIP LINK (A11Y) ===== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color, #6b5b95);
    color: #fff;
    padding: 12px 24px;
    border-radius: 0 0 12px 12px;
    font-weight: 700;
    font-size: 0.9rem;
    z-index: 10000;
    text-decoration: none;
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 0;
    outline: 3px solid #fff;
    outline-offset: 2px;
}

:root {
    --bg-primary: rgba(255, 255, 255, 0.98);
    --bg-secondary: rgba(248, 250, 252, 0.95);
    --bg-glass: rgba(255, 255, 255, 0.85);
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-tertiary: #718096;
    --border-color: rgba(226, 232, 240, 0.5);
    --accent-color: #6b5b95;
    --accent-light: #8b7bb8;
    --accent-dark: #4c3d6d;
    --success-color: #059669;
    --danger-color: #dc2626;
    --card-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    --card-hover-shadow: 0 16px 48px rgba(31, 38, 135, 0.2);
    --input-bg: rgba(255, 255, 255, 0.5);
    --input-border: rgba(226, 232, 240, 0.3);
    --page-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.9) 100%);
}

body.dark-theme {
    --page-gradient: linear-gradient(145deg, #0e0e10 0%, #141416 50%, #0e0e10 100%);
    background-color: #0e0e10;
    --bg-primary: #18181b;
    --input-bg: #18181b;
    --input-border: #3f3f46;
    --bg-glass: rgba(39, 39, 42, 0.95);
    --bg-secondary: #2c2c30;
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    --border-color: #333338;
    --accent-color: #8b7bb8;
    --accent-light: #a99bd2;
    --accent-dark: #6b5b95;
    --success-color: #34d399;
    --danger-color: #f87171;
    --card-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --card-hover-shadow: 0 12px 48px rgba(0, 0, 0, 0.5);
}

/* ===== BASE ===== */
html, body {
    height: 100%;
    min-height: 100vh;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    background-image: var(--page-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== BACKGROUND SHARDS ===== */
.bg-shard {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
    opacity: 0.18;
    pointer-events: none;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.shard-1 {
    width: 550px; height: 550px;
    background: var(--accent-color);
    top: -180px; right: -120px;
}
.shard-2 {
    width: 450px; height: 450px;
    background: var(--accent-light);
    bottom: -120px; left: -120px;
}
.shard-3 {
    width: 300px; height: 300px;
    background: var(--success-color);
    top: 35%; left: 50%;
}

@media (prefers-reduced-motion: no-preference) and (min-width: 769px) {
    .bg-shard {
        animation: floatShard 20s infinite alternate ease-in-out;
    }
    .shard-2 { animation-delay: -7s; }
    .shard-3 { animation-delay: -12s; animation-duration: 24s; }
}

@keyframes floatShard {
    0%   { transform: translate(0, 0) scale(1) rotate(0deg); }
    100% { transform: translate(60px, 80px) scale(1.15) rotate(5deg); }
}

/* ===== MAIN CONTAINERS ===== */
.container {
    position: relative;
    z-index: 1;
    max-width: 860px;
    margin: 0 auto;
    padding: 32px 20px 48px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.page-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px 48px;
    position: relative;
    z-index: 1;
}

/* ===========================
   HAMBURGER BUTTON
   =========================== */
.hamburger-btn {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    padding: 8px;
    transition: background 0.25s cubic-bezier(0.22,1,0.36,1),
                border-color 0.25s cubic-bezier(0.22,1,0.36,1),
                box-shadow 0.25s cubic-bezier(0.22,1,0.36,1),
                transform 0.25s cubic-bezier(0.22,1,0.36,1);
    z-index: 1100;
    position: relative;
}

.hamburger-btn:hover {
    background: rgba(99,102,241, 0.08);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
    transform: scale(1.06);
}

.hamburger-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.ham-bar {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.22,1,0.36,1),
                opacity   0.2s ease,
                width     0.3s cubic-bezier(0.22,1,0.36,1);
    transform-origin: center;
}

.hamburger-btn.open .ham-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger-btn.open .ham-bar:nth-child(2) { opacity: 0; width: 0; }
.hamburger-btn.open .ham-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   THEME TOGGLE BUTTON
   =========================== */
.theme-toggle-btn {
    position: static;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-primary);
    box-shadow: var(--card-shadow);
    transition: background 0.25s ease, border-color 0.25s ease,
                box-shadow 0.25s ease, transform 0.2s cubic-bezier(0.22,1,0.36,1);
    overflow: hidden;
}

.theme-toggle-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
    box-shadow: var(--card-hover-shadow), 0 0 0 3px rgba(107, 91, 149, 0.12);
    transform: scale(1.08) rotate(8deg);
}

.theme-toggle-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

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

.toggle-icon {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.25s ease, transform 0.3s cubic-bezier(0.22,1,0.36,1);
}

.toggle-icon-moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.toggle-icon-sun {
    opacity: 0;
    transform: rotate(90deg) scale(0.4);
}

body.dark-theme .toggle-icon-moon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.4);
}

body.dark-theme .toggle-icon-sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* ===========================
   NAV OVERLAY
   =========================== */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1200;
}

.nav-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* ===========================
   SIDE NAV DRAWER
   =========================== */
.nav-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    max-width: 85vw;
    height: 100dvh;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 40px rgba(0,0,0,0.18);
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
    z-index: 1300;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    contain: layout style;
}

.nav-drawer.open {
    transform: translateX(0);
}

.nav-drawer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-light), var(--success-color));
}

.nav-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.nav-drawer-logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1rem;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.02em;
}

.nav-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.nav-close-btn:hover {
    background: rgba(239,68,68,0.08);
    color: var(--danger-color);
    border-color: rgba(239,68,68,0.3);
}

/* --- Menu list --- */
.nav-menu {
    list-style: none;
    padding: 12px 12px 0;
    margin: 0;
    flex: 1;
    overflow-y: auto;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: 10px 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 14px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.18s ease, color 0.18s ease, transform 0.15s ease;
}

.nav-link:hover {
    background: rgba(99,102,241,0.07);
    color: var(--accent-color);
    transform: translateX(3px);
}

.nav-link.active {
    background: rgba(99,102,241,0.1);
    color: var(--accent-color);
    font-weight: 600;
}

.nav-link.active svg { opacity: 1; }

.nav-link svg {
    flex-shrink: 0;
    opacity: 0.7;
}

/* --- Group / submenu --- */
.nav-group-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 11px 14px;
    background: transparent;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.18s ease, color 0.18s ease;
    text-align: left;
}

.nav-group-toggle:hover {
    background: rgba(99,102,241,0.07);
    color: var(--accent-color);
}

.nav-group-toggle-left {
    display: flex;
    align-items: center;
    gap: 11px;
}

.nav-group-toggle-left svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-chevron {
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.22,1,0.36,1);
    opacity: 0.55;
}

.nav-group.expanded .nav-chevron {
    transform: rotate(180deg);
}

.nav-submenu {
    list-style: none;
    margin: 4px 0 4px 28px;
    padding: 0;
    display: none;
}

.nav-group.expanded .nav-submenu {
    display: block;
    animation: submenuReveal 0.25s cubic-bezier(0.22,1,0.36,1);
}

@keyframes submenuReveal {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.nav-sublink {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 9px 14px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-tertiary);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background 0.18s ease, color 0.18s ease;
    border-left: 2px solid var(--border-color);
}

.nav-sublink:hover,
.nav-sublink.active {
    background: rgba(99,102,241,0.07);
    color: var(--accent-color);
    border-left-color: var(--accent-color);
}

/* --- Drawer theme section --- */
.nav-theme-section {
    padding: 14px 16px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.nav-section-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--text-tertiary);
    margin-bottom: 10px;
}

.nav-theme-pills {
    display: flex;
    gap: 6px;
}

.nav-theme-pill {
    flex: 1;
    padding: 7px 4px;
    background: transparent;
    border: 1.5px solid var(--border-color);
    border-radius: 9px;
    cursor: pointer;
    font-size: 0.72rem;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: var(--text-secondary);
    transition: background 0.18s cubic-bezier(0.22,1,0.36,1), border-color 0.18s cubic-bezier(0.22,1,0.36,1), color 0.18s cubic-bezier(0.22,1,0.36,1), transform 0.18s cubic-bezier(0.22,1,0.36,1);
    text-align: center;
    white-space: nowrap;
}

.nav-theme-pill:hover {
    background: rgba(99,102,241,0.07);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-1px);
}

.nav-theme-pill.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: 0 2px 10px rgba(99,102,241,0.3);
}

/* --- Drawer footer --- */
.nav-drawer-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    font-size: 0.72rem;
    color: var(--text-tertiary);
    text-align: center;
    flex-shrink: 0;
}

/* ===========================
   HEADER
   =========================== */
.header {
    background: var(--bg-glass);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: 22px;
    padding: 20px 32px 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    box-shadow: var(--card-shadow), inset 0 1px 0 rgba(255,255,255,0.12);
    position: relative;
    z-index: 10;
    transition: box-shadow 0.4s cubic-bezier(0.22,1,0.36,1),
                transform 0.4s cubic-bezier(0.22,1,0.36,1),
                border-color 0.4s cubic-bezier(0.22,1,0.36,1);
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        105deg,
        transparent 40%,
        rgba(107, 91, 149, 0.04) 45%,
        rgba(107, 91, 149, 0.06) 50%,
        rgba(107, 91, 149, 0.04) 55%,
        transparent 60%
    );
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.header:hover::before {
    opacity: 1;
}

.header:hover {
    box-shadow: var(--card-hover-shadow), inset 0 1px 0 rgba(255,255,255,0.18);
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--accent-color) 40%, var(--border-color));
}

.header-top {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0;
    width: 100%;
}

.header-top .hamburger-btn {
    position: static;
    flex-shrink: 0;
}

.header-top h1 {
    flex: 1;
    text-align: center;
}

h1 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: clamp(0.95rem, 2vw, 1.3rem);
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 50%, var(--accent-color) 100%);
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    margin-bottom: 0;
    transition: background-position 0.6s ease;
}

.header:hover h1 {
    background-position: right center;
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.4;
    max-width: 600px;
    opacity: 0.85;
    text-align: center;
    margin: 6px auto 0;
}

/* ===========================
   UNIFIED HERO (Home / About / Contact)
   =========================== */
.unified-hero {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    padding: 0 36px 14px;
    text-align: center;
    position: relative;
    overflow: visible;
    z-index: 10;
    display: flex;
    flex-direction: column;
}

@media (hover: hover) {
    .unified-hero {
        transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
    }
}

.unified-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(107, 91, 149, 0.06) 0%, rgba(139, 123, 184, 0.04) 50%, transparent 100%);
    border-radius: inherit;
    pointer-events: none;
}

.unified-hero:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

.unified-hero .header {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 18px 0 4px;
    margin: 0 -36px;
    padding-left: 36px;
    padding-right: 36px;
    z-index: 10;
    overflow: visible;
}

.unified-hero .header::before {
    display: none;
}

.unified-hero .header:hover {
    box-shadow: none;
    transform: none;
    border-color: transparent;
}

.unified-hero .header-top h1 {
    display: none;
}

.unified-hero .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.unified-hero .header-top .share-btn {
    margin-left: auto;
}

.unified-hero > .page-hero-eyebrow {
    margin-top: 0;
    margin-bottom: 4px;
    padding: 3px 12px;
    align-self: center;
}

.unified-hero .hero-actions {
    gap: 8px;
}

.unified-hero .hero-actions .btn-primary,
.unified-hero .hero-actions .btn-secondary {
    padding: 9px 22px;
}

.unified-hero > h1 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
    line-height: 1.15;
}

.unified-hero > p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.4;
    max-width: 560px;
    margin: 0 auto 10px;
}

body.dark-theme .unified-hero {
    background: var(--bg-glass);
}

body.dark-theme .unified-hero::before {
    background: linear-gradient(135deg, rgba(139, 123, 184, 0.08) 0%, rgba(107, 91, 149, 0.04) 50%, transparent 100%);
}

@media (max-width: 600px) {
    .unified-hero {
        padding: 0 20px 10px;
    }
    .unified-hero .header {
        margin: 0 -20px;
        padding-left: 20px;
        padding-right: 20px;
    }
    .unified-hero:hover {
        transform: none;
    }
}

/* ===== HERO EYEBROW ===== */
.page-hero-eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
    background: rgba(107, 91, 149, 0.08);
    border: 1px solid rgba(107, 91, 149, 0.15);
    border-radius: 20px;
    padding: 3px 14px;
    margin-bottom: 6px;
}

/* ===== HERO ACTIONS ===== */
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.hero-actions .btn-primary,
.hero-actions .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}
.btn-secondary {
    background: var(--accent-light);
    color: #fff;
}
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.2);
}

/* ===== CALCULATOR TAB BAR ===== */
.calc-tab-bar {
    display: flex;
    align-items: flex-end;
    position: relative;
}

.calc-tab-bar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
    z-index: 0;
}

.calc-tabs {
    display: flex;
    gap: 0;
    align-items: flex-end;
    padding: 0 4px;
    position: relative;
    overflow-x: auto;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
}

.calc-tabs::-webkit-scrollbar {
    display: none;
}

.calc-tab {
    flex: 0 0 auto;
    padding: 10px 24px;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 10px 10px 0 0;
    background: transparent;
    color: var(--text-tertiary);
    font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    position: relative;
    z-index: 1;
    letter-spacing: 0.01em;
    white-space: nowrap;
    margin-bottom: -1px;
}

.calc-tab:hover:not(.active) {
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.calc-tab.active {
    color: var(--accent-color);
    background: var(--bg-primary);
    border-color: var(--border-color);
    z-index: 2;
}

body.dark-theme .calc-tab.active {
    color: var(--accent-light);
    background: #27272a;
}

body.dark-theme .calc-tab:hover:not(.active) {
    color: var(--text-secondary);
    background: rgba(139, 123, 184, 0.06);
    border-color: var(--border-color);
}

.calc-tab:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: -2px;
    border-radius: 10px 10px 0 0;
}

.calc-tab-panel {
    display: none;
    flex-direction: column;
    gap: 22px;
}

.calc-tab-panel.active {
    display: flex;
    animation: tabFadeIn 0.25s ease;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 540px) {
    .calc-tab {
        padding: 9px 18px;
        font-size: 0.83rem;
        border-radius: 8px 8px 0 0;
    }
}

/* ===== CONTENT GRID (Stacked) ===== */
.content-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: stretch;
    width: 100%;
}

/* ===== CARDS ===== */
.input-card,
.results-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
    width: 100%;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.input-card:hover,
.results-card:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

body.dark-theme .input-card:hover,
body.dark-theme .results-card:hover {
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.5);
    border-color: var(--accent-color);
}

.input-card h2,
.results-card h2 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--border-color);
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.input-card h2::before {
    content: '';
    width: 4px;
    height: 22px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--accent-color), var(--accent-light));
    flex-shrink: 0;
}

.results-card h2::before {
    content: '';
    width: 4px;
    height: 22px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--success-color), var(--accent-light));
    flex-shrink: 0;
}

/* ===== FORM ELEMENTS ===== */
label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

textarea {
    width: 100%;
    min-height: 200px;
    padding: 14px 16px;
    background: var(--input-bg);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 0.92rem;
    color: var(--text-primary);
    line-height: 1.6;
    resize: vertical;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    outline: none;
}

textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(107, 91, 149, 0.12);
}

textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.55;
}

body.dark-theme textarea:focus {
    box-shadow: 0 0 0 3px rgba(139, 123, 184, 0.15);
}

/* ===== BUTTONS ===== */
.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-dark) 100%);
    color: #fff;
    border: none;
    border-radius: 14px;
    padding: 15px 24px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.88rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    margin-top: 16px;
    transition: background 0.22s cubic-bezier(0.22,1,0.36,1), transform 0.22s cubic-bezier(0.22,1,0.36,1), box-shadow 0.22s cubic-bezier(0.22,1,0.36,1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    will-change: transform;
}

.submit-btn:hover {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-color) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.2);
}

.submit-btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.submit-btn:focus-visible {
    outline: 3px solid var(--accent-light);
    outline-offset: 3px;
}

body.dark-theme .submit-btn {
    background: linear-gradient(135deg, #8b7bb8 0%, #6b5b95 100%);
    box-shadow: 0 4px 20px rgba(107, 91, 149, 0.35);
    color: #fff;
    border: 1px solid rgba(169, 155, 210, 0.3);
}

body.dark-theme .submit-btn:hover {
    background: linear-gradient(135deg, #a99bd2 0%, #8b7bb8 100%);
    box-shadow: 0 8px 32px rgba(107, 91, 149, 0.5);
}

.clear-btn {
    width: 100%;
    background: transparent;
    color: var(--text-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 14px;
    padding: 12px 24px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    margin-top: 8px;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.clear-btn:hover {
    background: rgba(239, 68, 68, 0.06);
    color: var(--danger-color);
    border-color: rgba(239, 68, 68, 0.3);
}

/* ===== WORD COUNTER RESULTS ===== */
.wc-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.wc-stat-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 18px 14px;
    text-align: center;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.wc-stat-item:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(107, 91, 149, 0.1);
}

.wc-stat-value {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--accent-color);
    line-height: 1.2;
}

.wc-stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Highlight for primary stat (words) */
.wc-stat-item.primary {
    background: linear-gradient(135deg, rgba(107, 91, 149, 0.08), rgba(139, 123, 184, 0.06));
    border-color: rgba(107, 91, 149, 0.2);
}

.wc-stat-item.primary .wc-stat-value {
    font-size: 2rem;
}

body.dark-theme .wc-stat-item {
    background: var(--bg-secondary);
}

body.dark-theme .wc-stat-item.primary {
    background: linear-gradient(135deg, rgba(139, 123, 184, 0.12), rgba(107, 91, 149, 0.08));
}

/* ===== PAGE SECTIONS ===== */
.page-section {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px 32px;
    box-shadow: var(--card-shadow);
    margin-top: 22px;
    transition: box-shadow 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
}

.page-section:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

body.dark-theme .page-section {
    background: var(--bg-glass);
}

.page-section h2 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-section p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 10px;
}

.page-section ul {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.8;
    padding-left: 20px;
}

.page-section li strong {
    color: var(--text-primary);
}

/* ===== PAGE GRID & CARDS ===== */
.page-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.page-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
}

.page-card:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

.page-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    color: #fff;
    margin-bottom: 14px;
}

.page-card h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.page-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.5;
}

/* ===== TOOL LISTING GRID ===== */
.tool-listing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    margin-top: 16px;
}

.tool-listing-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: 12px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.tool-listing-item:hover {
    background: rgba(99,102,241, 0.08);
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(107, 91, 149, 0.15);
    transform: translateY(-1px);
}

.tool-listing-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(107, 91, 149, 0.1);
}

.tool-listing-icon svg {
    stroke: var(--accent-color);
}

body.dark-theme .tool-listing-item {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.08);
}

body.dark-theme .tool-listing-item:hover {
    background: rgba(99,102,241, 0.12);
    border-color: var(--accent-color);
}

/* ===== ABOUT STATS ===== */
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-top: 12px;
}

.about-stats > div {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 18px 12px;
    text-align: center;
    transition: border-color 0.2s ease;
}

.about-stats > div:hover {
    border-color: var(--accent-color);
}

.about-stat-value {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--accent-color);
    line-height: 1.2;
}

.about-stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===== INFO BOX ===== */
.info-box {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 36px 40px;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
    content-visibility: auto;
    contain-intrinsic-size: auto 500px;
}

.info-box:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

body.dark-theme .info-box {
    background: var(--bg-glass);
}

.info-box h2 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
}

.info-section {
    margin-bottom: 32px;
}

.info-section:last-child { margin-bottom: 0; }

.info-box h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-box h3::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 18px;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--accent-color), var(--accent-light));
    flex-shrink: 0;
}

.info-box p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 10px;
}

.info-box ul,
.info-box ol {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    padding-left: 24px;
}

.info-box li {
    margin-bottom: 8px;
}

.info-box li strong {
    color: var(--text-primary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    padding: 24px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    position: relative;
}

body.dark-theme .footer {
    background: #111113;
    border-top-color: var(--border-color);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-light), var(--success-color));
}

.footer-content {
    max-width: 1380px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 0 32px;
}

.footer-content p {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 4px;
}

.social-icons a {
    color: var(--text-tertiary);
    margin: 0;
    padding: 8px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s, background 0.2s, transform 0.2s;
    text-decoration: none;
}

.social-icons a:hover {
    color: var(--accent-color);
    background: var(--bg-glass);
    transform: translateY(-2px);
}

/* ===== UTILITY ===== */
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* ===== ANIMATIONS ===== */
@keyframes headerFadeSlideIn {
    from { opacity: 0.6; transform: translateY(-12px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes titleFadeIn {
    from { opacity: 0.4; transform: scale(0.96); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes buttonPop {
    from { opacity: 0.4; transform: scale(0.85); }
    to   { opacity: 1; transform: scale(1); }
}

body.js-ready .header {
    animation: headerFadeSlideIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

body.js-ready .header-top h1 {
    animation: titleFadeIn 0.55s cubic-bezier(0.22, 1, 0.36, 1) 0.1s both;
}

body.js-ready .hamburger-btn {
    animation: buttonPop 0.4s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
}

body.js-ready .theme-toggle-btn {
    animation: buttonPop 0.4s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
}

/* ===== PERFORMANCE ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1100px) {
    .input-card,
    .results-card {
        width: 100%;
        min-width: 0;
        height: auto;
    }
}

@media (max-width: 900px) {
    .container {
        padding: 24px 24px 40px;
        gap: 22px;
    }

    .header {
        padding: 22px 28px;
        gap: 16px;
    }

    .input-card,
    .results-card {
        padding: 28px 24px;
    }

    .info-box {
        padding: 28px 28px;
        border-radius: 20px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 14px 14px 36px;
        gap: 16px;
    }

    .header {
        padding: 14px 16px;
        flex-wrap: wrap;
        gap: 10px;
        border-radius: 18px;
    }

    .tagline { display: none; }

    h1 {
        font-size: clamp(1rem, 3vw, 1.3rem);
        margin-bottom: 0;
    }

    .input-card,
    .results-card {
        padding: 20px 18px;
        border-radius: 18px;
        width: 100%;
        min-width: 0;
    }

    .header:hover,
    .input-card:hover,
    .results-card:hover,
    .info-box:hover,
    .page-section:hover,
    .page-card:hover {
        transform: none;
    }

    .page-grid {
        gap: 10px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .wc-stats {
        grid-template-columns: 1fr 1fr;
    }

    .info-box {
        padding: 20px 18px;
        border-radius: 18px;
    }

    .info-box h2 {
        font-size: 1.1rem;
        margin-bottom: 20px;
        padding-bottom: 12px;
    }

    .info-box h3 {
        font-size: 0.92rem;
    }

    .info-box p,
    .info-box ul,
    .info-box ol {
        font-size: 0.85rem;
    }
}

@media (max-width: 540px) {
    .container {
        padding: 10px 10px 28px;
        gap: 12px;
    }

    .header {
        padding: 12px 14px;
        border-radius: 16px;
    }

    h1 {
        font-size: clamp(0.95rem, 2.5vw, 1.15rem);
    }

    .input-card,
    .results-card {
        width: 100%;
        min-width: 0;
    }

    .submit-btn {
        padding: 13px 20px;
        font-size: 0.84rem;
    }

    .page-section {
        padding: 20px 18px;
        border-radius: 16px;
    }
}

@media (max-width: 380px) {
    .container {
        padding: 8px 8px 24px;
        gap: 10px;
    }

    .header {
        padding: 10px 12px;
        border-radius: 14px;
    }

    h1 {
        font-size: clamp(0.9rem, 2vw, 1rem);
    }

    .input-card,
    .results-card {
        padding: 14px 12px;
        border-radius: 14px;
        width: 100%;
        min-width: 0;
    }

    .input-card h2,
    .results-card h2 {
        font-size: 0.95rem;
        margin-bottom: 14px;
        padding-bottom: 10px;
    }

    .wc-stat-item {
        padding: 14px 10px;
    }

    .wc-stat-value {
        font-size: 1.3rem;
    }

    .wc-stat-item.primary .wc-stat-value {
        font-size: 1.6rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 8px;
        padding: 0 16px;
    }
}

/* =====================================================================
   SHARE & EMBED
   ===================================================================== */

/* ── Share Button ─────────────────────────────────────────────────────── */
.share-btn {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-primary);
    box-shadow: var(--card-shadow);
    transition: background 0.25s ease, border-color 0.25s ease,
                box-shadow 0.25s ease, transform 0.2s cubic-bezier(0.22,1,0.36,1);
    padding: 0;
}

.share-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
    box-shadow: var(--card-hover-shadow);
    transform: scale(1.08);
}

.share-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

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

.share-btn svg {
    width: 17px;
    height: 17px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

body.js-ready .share-btn {
    animation: buttonPop 0.4s cubic-bezier(0.22, 1, 0.36, 1) 0.25s both;
}

/* ── Share Modal ─────────────────────────────────────────────────────── */
.share-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.share-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.share-modal {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255,255,255,0.05);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(12px) scale(0.97);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.share-modal-overlay.open .share-modal {
    transform: translateY(0) scale(1);
}

.share-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px 0;
}

.share-modal-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.share-modal-title svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-color);
    fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.share-modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
    padding: 0;
}

.share-modal-close:hover {
    background: var(--bg-primary);
    border-color: var(--accent-color);
    color: var(--text-primary);
    transform: scale(1.08);
}

.share-modal-body {
    padding: 18px 22px 22px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.share-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.share-section-label {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
}

.share-code-wrapper {
    position: relative;
    display: flex;
    align-items: stretch;
    gap: 0;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.share-code-wrapper:focus-within {
    border-color: var(--accent-color);
}

.share-code-input {
    flex: 1;
    padding: 11px 14px;
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.78rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    min-height: 42px;
}

textarea.share-code-input {
    min-height: 80px;
}

.share-copy-btn {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0 14px;
    background: var(--accent-color);
    color: #fff;
    border: none;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.78rem;
    transition: background 0.2s, transform 0.15s;
}

.share-copy-btn:hover {
    background: var(--accent-light);
    transform: scale(1.02);
}

.share-copy-btn:active {
    transform: scale(0.97);
}

.share-copy-btn svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

.share-copy-btn.copied {
    background: #22c55e;
}

.share-section-hint {
    font-size: 0.72rem;
    color: var(--text-secondary);
    opacity: 0.75;
    line-height: 1.4;
}

.share-size-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.share-size-pill {
    padding: 5px 12px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.share-size-pill:hover,
.share-size-pill.active {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: #fff;
}

/* Dark theme overrides */
body.dark-theme .share-modal {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,0.06);
}

body.dark-theme .share-code-wrapper {
    background: rgba(255, 255, 255, 0.04);
}

/* Responsive */
@media (max-width: 600px) {
    .share-modal {
        max-width: 100%;
        border-radius: 14px;
    }

    .share-modal-header {
        padding: 14px 16px 0;
    }

    .share-modal-body {
        padding: 14px 16px 18px;
    }

    .share-code-input {
        font-size: 0.72rem;
    }
}

/* =====================================================================
   EMBED MODE — ?embed=1 strips chrome, shows only tool content
   ===================================================================== */
html.embed-mode .nav-drawer,
html.embed-mode .nav-overlay,
html.embed-mode .footer,
html.embed-mode .skip-link,
html.embed-mode .hamburger-btn,
html.embed-mode .share-btn {
    display: none !important;
}

html.embed-mode .unified-hero .header {
    padding-top: 8px;
}

html.embed-mode .unified-hero .header-top {
    justify-content: flex-end;
}

html.embed-mode .container {
    padding-top: 12px;
    padding-bottom: 16px;
}

.embed-powered-by {
    text-align: center;
    padding: 12px 0 4px;
    font-size: 0.72rem;
    color: var(--text-tertiary);
}

.embed-powered-by a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
}

.embed-powered-by a:hover {
    text-decoration: underline;
}