/* ==================== POMODORO TIMER - CSS COMPLETO ==================== */
/*
 * PALETA: inspirada en café parisino vintage (@anah.joyy)
 * Primaria:   #A13C38  (rojo oscuro / vino)
 * Crema:      #ECD2A6  (beige cálido)
 * Verde:      #465123  (oliva oscuro)
 * Dorado:     #DD9A54  (ámbar / ocre)
 * Marrón:     #915A36  (marrón terroso)
 *
 * TEMA CLARO  → fondo crema, superficies pergamino, texto marrón oscuro
 * TEMA OSCURO → fondo marrón muy oscuro, superficies oscuras cálidas, texto crema
 */

/* ── TEMA CLARO (defecto) ──────────────────────────────────────── */
:root {
    --bg:            #f5ede0;          /* fondo crema suave */
    --surface:       #ede0cc;          /* superficies pergamino */
    --card:          #e8d9c0;          /* tarjetas beige cálido */
    --text-primary:  #2e1a0e;          /* texto marrón muy oscuro */
    --text-secondary:#6b4a2a;          /* texto marrón medio — 5.73:1 sobre card, WCAG AA */
    --accent-work:   #A13C38;          /* rojo vino — trabajo */
    --accent-break:  #465123;          /* oliva — descanso */
    --border:        #c9b08a;          /* borde dorado tenue */
    --progress-bg:   #d8c9ad;          /* pista de progreso */
    --shadow:        rgba(90,50,20,0.12);
    /* alias usados en donaciones */
    --card-bg:       #e8d9c0;
    --border-color:  #c9b08a;
}

/* ── TEMA OSCURO — sistema operativo ─────────────────────────────────
   Se activa cuando el SO prefiere oscuro Y el usuario no forzó claro */
@media (prefers-color-scheme: dark) {
    body:not(.light) {
        --bg:            #141414;
        --surface:       #22303C;
        --card:          #2c3d4a;
        --text-primary:  #F2EEE8;
        --text-secondary:#a8bcc8;
        --accent-work:   #b05e40;   /* Terra — 4.64:1 blanco/color, WCAG AA texto normal */
        --accent-break:  #6b7a4a;   /* Fennel */
        --border:        #3d5060;
        --progress-bg:   #1e2c36;
        --shadow:        rgba(0,0,0,0.55);
        --card-bg:       #2c3d4a;
        --border-color:  #3d5060;
    }
}

/* ── TEMA OSCURO — forzado manualmente ── */
body.dark {
    --bg:            #141414;
    --surface:       #22303C;
    --card:          #2c3d4a;
    --text-primary:  #F2EEE8;
    --text-secondary:#a8bcc8;
    --accent-work:   #b05e40;   /* Terra — 4.64:1 blanco/color, WCAG AA texto normal */
    --accent-break:  #6b7a4a;   /* Fennel */
    --border:        #3d5060;
    --progress-bg:   #1e2c36;
    --shadow:        rgba(0,0,0,0.55);
    --card-bg:       #2c3d4a;
    --border-color:  #3d5060;
}

/* ── TEMA CLARO — forzado manualmente (anula prefers-color-scheme dark) ── */
body.light {
    --bg:            #f5ede0;
    --surface:       #ede0cc;
    --card:          #e8d9c0;
    --text-primary:  #2e1a0e;
    --text-secondary:#6b4a2a;
    --accent-work:   #A13C38;
    --accent-break:  #465123;
    --border:        #c9b08a;
    --progress-bg:   #d8c9ad;
    --shadow:        rgba(90,50,20,0.12);
    --card-bg:       #e8d9c0;
    --border-color:  #c9b08a;
}

/* ==================== ACCESIBILIDAD ==================== */

/* Skip link — solo visible al recibir foco con teclado */
.skip-link {
    position: absolute;
    top: -100%;
    left: 12px;
    z-index: 10000;
    background: var(--accent-work);
    color: white;
    padding: 10px 20px;
    border-radius: 0 0 12px 12px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}

/* ── FOCO DE TECLADO — :focus-visible ─────────────────────────────
   Indicador de foco visible y de alto contraste para todos los
   elementos interactivos. No afecta clics del ratón ni toque táctil.
   ----------------------------------------------------------------- */
:focus-visible {
    outline: 3px solid var(--accent-work);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Botones redondos: radio del outline proporcional */
.time-btn:focus-visible,
.start-btn:focus-visible,
.preset-btn:focus-visible,
.control-btn:focus-visible,
.footer-btn:focus-visible,
.theme-toggle:focus-visible,
.install-btn:focus-visible,
.modal-close:focus-visible,
.ambient-btn:focus-visible,
.offline-btn:focus-visible,
.donation-copy-btn:focus-visible,
.donation-yt-btn:focus-visible,
.ofl-tab:focus-visible,
.suggestion-submit-btn:focus-visible {
    outline: 3px solid var(--accent-work);
    outline-offset: 3px;
    border-radius: 50px;
}

/* Inputs, select y textarea */
.time-input:focus-visible,
.ambient-select:focus-visible,
.form-input:focus-visible {
    outline: 3px solid var(--accent-work);
    outline-offset: 2px;
    border-radius: 8px;
}

/* Slider de volumen */
.volume-slider:focus-visible {
    outline: 3px solid var(--accent-work);
    outline-offset: 4px;
    border-radius: 4px;
}

/* Texto solo para lectores de pantalla */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Reducir movimiento — desactivar animaciones ambientales */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    #ambient-bg {
        display: none !important;
    }
}

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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    padding: 16px 12px;
}

main { 
    max-width: 540px; 
    margin: 0 auto; 
}

h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.config-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

/* ==================== CONFIGURACIÓN ==================== */

/* ── CONFIG ROW (layout compacto horizontal) ── */
.config-row {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
}

.config-chip {
    flex: 1;
    background: var(--card);
    border-radius: 16px;
    padding: 14px 12px 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.chip-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.chip-label label {
    cursor: default;
    color: inherit;
    font: inherit;
}

.chip-ctrl {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.chip-val-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 3px;
    min-width: 0;
}

.config-chip .time-input {
    font-size: 1.8rem;
    width: 64px;
    text-align: center;
}

.config-chip .time-unit {
    font-size: 0.85rem;
}

.config-chip .time-btn {
    width: 30px;
    height: 30px;
    font-size: 1rem;
    flex-shrink: 0;
}

#config-summary {
    margin-bottom: 16px;
}

.time-input-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.time-btn {
    width: 54px;
    height: 54px;
    border: none;
    background: var(--surface);
    color: var(--text-primary);
    border-radius: 50%;
    font-size: 1.6rem;
    cursor: pointer;
    transition: all 0.2s;
}

.time-btn:hover { 
    background: var(--border); 
    transform: scale(1.05);
}

.time-input-wrap {
    background: var(--surface);
    border-radius: 16px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    flex: 1;
}

.time-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 2.5rem;
    font-weight: 700;
    width: 110px;
    text-align: center;
}

.time-unit {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-left: 6px;
}

/* Presets */
.presets-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 20px;
}

.preset-btn {
    padding: 10px 20px;
    border: 2px solid var(--border);
    background: var(--surface);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.preset-btn:hover {
    border-color: var(--accent-work);
    transform: translateY(-1px);
}

/* Botón Comenzar */
.start-btn {
    width: 100%;
    padding: 18px;
    font-size: 1.55rem;
    font-weight: 700;
    background: var(--accent-work);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 12px;
    box-shadow: 0 8px 25px var(--shadow);
    transition: all 0.2s;
}

.start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--shadow);
}

/* ==================== COUNTDOWN ==================== */
.countdown {
    background: var(--card);
    border-radius: 32px;
    padding: 40px 24px 34px;
    text-align: center;
    box-shadow: 0 20px 50px var(--shadow);
    margin-top: 24px;
}

.estado {
    display: inline-block;
    padding: 8px 32px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.mode-work { background: var(--accent-work); }
.mode-break { background: var(--accent-break); }

#countdown-text,
#descanso-time {
    font-size: 6rem;
    font-weight: 700;
    letter-spacing: -5px;
    line-height: 1;
    margin: 16px 0;
}

.progress-container {
    height: 14px;
    background: var(--progress-bg);
    border-radius: 9999px;
    overflow: hidden;
    margin: 32px 0;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-work), #DD9A54);
    width: 100%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.controls {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin: 30px 0;
}

.control-btn {
    flex: 1;
    max-width: 170px;
    padding: 16px 24px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

#pause-btn { 
    background: var(--surface); 
    color: var(--text-primary); 
    border: 2px solid var(--border);
}

#reset-btn { 
    background: transparent; 
    border: 2px solid var(--border); 
    color: var(--text-secondary); 
}

/* ── PANEL AMBIENTAL ── */
.ambient-controls {
    background: var(--card);
    border-radius: 16px;
    padding: 12px 14px;
    margin: 16px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Hidden */
.hidden { 
    display: none !important; 
}

/* Toast */
#pomo-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card);
    color: var(--text-primary);
    padding: 14px 28px;
    border-radius: 50px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px var(--shadow);
    z-index: 9999;
    opacity: 0;
    transition: all 0.4s ease;
}


/* ==================== DONACIONES (tus estilos originales) ==================== */
.donation-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 18px 0 0;
}

.donation-card {
    background: var(--progress-bg);
    border-radius: 14px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.donation-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.donation-icon { font-size: 1.1rem; }

.donation-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.donation-alias-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.donation-alias {
    background: var(--card-bg);
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 0.95rem;
    color: var(--accent-work);
    font-weight: 700;
    letter-spacing: 0.02em;
    font-family: monospace;
}

.donation-copy-btn {
    padding: 6px 14px;
    border-radius: 20px;
    border: none;
    background: var(--accent-work);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: filter 0.2s ease;
}
.donation-copy-btn:hover { filter: brightness(1.1); }

.donation-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px;
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-style: italic;
}

.donation-cafecito-link {
    display: inline-block;
    transition: transform 0.2s ease;
}
.donation-cafecito-link:hover { transform: scale(1.04); }
.donation-cafecito-link img { max-width: 180px; display: block; }

.donation-youtube {
    margin-top: 20px;
    padding: 14px 16px;
    background: var(--progress-bg);
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
}

.donation-youtube p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.donation-yt-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 20px;
    background: #ff0000;
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    transition: filter 0.2s ease, transform 0.2s ease;
}
.donation-yt-btn:hover { 
    filter: brightness(1.1); 
    transform: translateY(-2px); 
}
/* ==================== FONDO AMBIENTAL ==================== */
#ambient-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
    opacity: 0;
    transition: opacity 1.2s ease;
}
#ambient-bg.active { opacity: 1; }

/* Lluvia */
.amb-raindrop {
    position: absolute;
    width: 2px;
    background: linear-gradient(to bottom, transparent, rgba(120,180,255,0.55));
    border-radius: 2px;
    animation: ambRainFall linear infinite;
}
@keyframes ambRainFall {
    0%   { transform: translateY(-100px); }
    100% { transform: translateY(110vh); }
}
.amb-puddle {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 6px;
    background: rgba(80,140,220,0.12);
}
.amb-ripple {
    position: absolute;
    width: 24px; height: 10px;
    border: 1.5px solid rgba(120,180,255,0.35);
    border-radius: 50%;
    animation: ambRippleExpand ease-out infinite;
}
@keyframes ambRippleExpand {
    0%   { transform: scale(0.5); opacity: 0.6; }
    100% { transform: scale(3.5); opacity: 0; }
}

/* Ruido Rosa — espectrograma */
.amb-pink-bars {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 55%;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2px;
    padding: 0;
}
.amb-pink-bar {
    flex: 1;
    border-radius: 2px 2px 0 0;
    transform-origin: bottom;
    background: linear-gradient(
        to top,
        rgba(220, 80, 150, 0.85) 0%,
        rgba(255, 150, 200, 0.55) 60%,
        rgba(255, 200, 230, 0.25) 100%
    );
    animation: ambPinkBarBounce ease-in-out infinite alternate;
}
@keyframes ambPinkBarBounce {
    0%   { transform: scaleY(0.15); opacity: 0.5; }
    100% { transform: scaleY(1);    opacity: 0.95; }
}
.amb-pink-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 35%;
    background: radial-gradient(
        ellipse 80% 60% at 50% 100%,
        rgba(200, 60, 120, 0.18) 0%,
        transparent 70%
    );
    pointer-events: none;
}

/* Ruido Blanco */
.amb-pixel {
    position: absolute;
    width: 3px; height: 3px;
    background: rgba(220,220,220,0.5);
    animation: ambPixelFlicker step-end infinite;
}
@keyframes ambPixelFlicker {
    0%, 100% { opacity: 0.1; }
    50%       { opacity: 0.8; }
}
.amb-oscilloscope {
    position: absolute;
    left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%, rgba(200,200,200,0.3) 20%,
        rgba(200,200,200,0.6) 50%, rgba(200,200,200,0.3) 80%, transparent 100%);
    animation: ambOscMove ease-in-out infinite alternate;
}
@keyframes ambOscMove {
    0%   { transform: scaleY(1); opacity: 0.4; }
    100% { transform: scaleY(6); opacity: 0.15; }
}
.amb-freq-bar {
    position: absolute;
    bottom: 0;
    width: 3px;
    background: rgba(200,200,200,0.3);
    border-radius: 2px 2px 0 0;
    transform-origin: bottom;
    animation: ambFreqBounce ease-in-out infinite alternate;
}
@keyframes ambFreqBounce {
    0%   { transform: scaleY(0.2); }
    100% { transform: scaleY(1); }
}
.amb-glow-orb {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,200,220,0.1) 0%, transparent 70%);
    animation: ambOrbDrift ease-in-out infinite alternate;
}
@keyframes ambOrbDrift {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, -20px) scale(1.1); }
}

/* Bosque */
.amb-glow {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(100,200,100,0.12) 0%, transparent 70%);
    animation: ambGlowPulse ease-in-out infinite alternate;
}
@keyframes ambGlowPulse {
    0%   { opacity: 0.4; transform: scale(1); }
    100% { opacity: 0.9; transform: scale(1.15); }
}
.amb-leaf {
    position: absolute;
    width: 10px; height: 14px;
    background: rgba(80,180,80,0.5);
    border-radius: 0 60% 0 60%;
    animation: ambLeafFall linear infinite;
}
@keyframes ambLeafFall {
    0%   { transform: translateY(-20px) rotate(0deg);    opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 0.8; }
    100% { transform: translateY(105vh) rotate(540deg); opacity: 0; }
}
.amb-firefly {
    position: absolute;
    width: 5px; height: 5px;
    background: rgba(255,255,120,0.85);
    border-radius: 50%;
    box-shadow: 0 0 8px 3px rgba(255,255,100,0.5);
    animation: ambFireflyBlink ease-in-out infinite alternate;
}
@keyframes ambFireflyBlink {
    0%   { opacity: 0.1; transform: translate(0, 0); }
    100% { opacity: 1;   transform: translate(12px, -10px); }
}

/* Océano — anochecer costero */
#ambient-bg.ocean {
    background: linear-gradient(180deg, #0d1b33 0%, #1a2d50 40%, #0a1525 100%);
}
.amb-moon {
    position: absolute;
    top: 14px; right: 12%;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: #e8d98a;
    animation: ambMoonGlow ease-in-out 4s infinite alternate;
}
@keyframes ambMoonGlow {
    0%   { opacity: 0.75; }
    100% { opacity: 1; }
}
.amb-moon-halo {
    position: absolute;
    top: 8px; right: calc(12% - 4px);
    width: 40px; height: 40px;
    border-radius: 50%;
    border: 1.5px solid rgba(232,217,138,0.2);
    animation: ambMoonGlow ease-in-out 4s infinite alternate;
}
.amb-star {
    position: absolute;
    border-radius: 50%;
    background: white;
    animation: ambStarTwinkle ease-in-out infinite alternate;
}
@keyframes ambStarTwinkle {
    0%   { opacity: 0.15; }
    100% { opacity: 0.85; }
}
.amb-horizon {
    position: absolute;
    left: 0; right: 0;
    height: 1px;
    background: rgba(100,160,220,0.2);
}
.amb-shore-wave {
    position: absolute;
    left: -5%; right: -5%;
    border-radius: 40%;
    border-top: 1px solid rgba(200,230,255,0.2);
    background: transparent;
    animation: ambShoreRoll ease-in-out infinite;
}
@keyframes ambShoreRoll {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    50%       { transform: translateX(3%) rotate(0.8deg); }
}
.amb-moon-refl {
    position: absolute;
    width: 5px;
    background: linear-gradient(180deg, rgba(232,217,138,0.5), transparent);
    border-radius: 3px;
    animation: ambReflShimmer ease-in-out infinite alternate;
}
@keyframes ambReflShimmer {
    0%   { opacity: 0.25; transform: scaleX(0.7); }
    100% { opacity: 0.85; transform: scaleX(1.5); }
}
.amb-coast-svg {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 40px;
    pointer-events: none;
}

/* ==================== COMPONENTES FALTANTES + RESPONSIVE COMPLETO ==================== */

/* ── BOTONES SUPERIORES ── */
.top-buttons {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.theme-toggle {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--surface);
    color: var(--text-primary);
    font-size: 1.15rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}
.theme-toggle:hover { background: var(--border); transform: scale(1.07); }


/* ── SELECT DE SONIDO ── */
.ambient-select {
    flex: 1;
    min-width: 0;
    background: var(--surface);
    color: var(--text-primary);
    border: 1.5px solid var(--border);
    border-radius: 50px;
    padding: 10px 36px 10px 16px;
    font-size: 0.92rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    /* flecha personalizada usando svg inline */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b4a2a' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    transition: border-color 0.18s, box-shadow 0.18s;
}
.ambient-select:hover {
    border-color: var(--accent-work);
}
.ambient-select:focus {
    outline: none;
    border-color: var(--accent-work);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-work) 15%, transparent);
}

/* flecha oscuro */
body.dark .ambient-select,
body:not(.light) .ambient-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23a8bcc8' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* ── CONTENEDOR VOLUMEN ── */
.volume-container {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

/* ── BOTÓN MUTE ── */
.ambient-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.18s;
}
.ambient-btn:hover {
    border-color: var(--accent-work);
    color: var(--accent-work);
    background: var(--surface);
}

/* ── SLIDER DE VOLUMEN ── */
.volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100px;
    height: 4px;
    background: var(--progress-bg);
    border-radius: 9999px;
    outline: none;
    cursor: pointer;
    transition: opacity 0.2s;
}
.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: var(--accent-work);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--surface);
    box-shadow: 0 1px 4px var(--shadow);
    transition: transform 0.15s;
}
.volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}
.volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--accent-work);
    border-radius: 50%;
    border: 2px solid var(--surface);
    cursor: pointer;
}

/* ── BANNER OFFLINE ── */
.offline-banner {
    background: var(--card);
    border: 1.5px solid var(--border);
    border-radius: 16px;
    padding: 14px 16px;
    margin: 12px 0;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.offline-banner-text {
    flex: 1;
    min-width: 0;
}

.offline-progress-wrap {
    display: none;
    height: 6px;
    background: var(--progress-bg);
    border-radius: 9999px;
    overflow: hidden;
    margin-top: 8px;
}

.offline-progress-bar {
    height: 100%;
    background: var(--accent-work);
    border-radius: 9999px;
    width: 0%;
    transition: width 0.3s ease;
}

.offline-banner-btns {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

.offline-btn {
    padding: 7px 14px;
    border-radius: 50px;
    border: none;
    font-size: 0.82rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}
.offline-btn.download {
    background: var(--accent-work);
    color: white;
}
.offline-btn.download.cached {
    background: var(--accent-break);
}
.offline-btn.dismiss {
    background: var(--surface);
    color: var(--text-secondary);
    border: 1.5px solid var(--border);
}
.offline-btn.downloading { opacity: 0.7; cursor: default; }

/* ── INFO CICLO ── */
.info-ciclo {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 6px;
}

/* ── ESTADO (badge modo) ── */
.estado { color: white; }

/* ── PRESET ACTIVO ── */
.preset-btn.active {
    background: var(--accent-work);
    color: white;
    border-color: var(--accent-work);
}

/* ── CONFIG SUMMARY ── */
.config-summary {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
}

/* ── PRESETS LABEL ── */
.presets-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

/* ── DESCANSO LABEL ── */
#descanso-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* ── PAUSE ANIMATION ── */
@keyframes pulseTimer {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.5; }
}
body.timer-paused #countdown-text,
body.timer-paused #descanso-time {
    animation: pulseTimer 1.5s ease-in-out infinite;
}
#pause-btn.paused {
    background: var(--accent-work);
    color: white;
    border-color: var(--accent-work);
}

/* ── FADE IN SCALE (pantalla fin) ── */
@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.9); }
    to   { opacity: 1; transform: scale(1); }
}

/* ── TOAST SHOW ── */
#pomo-toast.show { opacity: 1; }

/* ── SEO CONTENT ── */
.seo-content {
    max-width: 540px;
    margin: 40px auto 16px;
    padding: 0 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}
.seo-content h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

/* ── FOOTER ── */
.footer-nav {
    max-width: 540px;
    margin: 20px auto 0;
    padding: 16px 12px 24px;
    text-align: center;
}
.footer-nav nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 4px 2px;
}

.footer-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-family: inherit;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 6px;
    transition: color 0.2s;
}
.footer-btn:hover { color: var(--text-primary); }

.footer-sep {
    color: var(--border);
    font-size: 0.8rem;
    pointer-events: none;
    padding: 0 1px;
    user-select: none;
}

/* ── MODAL OVERLAY ── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 1000;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

/* ── MODALES ── */
.modal {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    width: min(100%, 520px);
    max-height: 90dvh;
    overflow-y: auto;
    background: var(--surface);
    border-radius: 28px 28px 0 0;
    padding: 28px 24px 40px;
    z-index: 1001;
    transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
    -webkit-overflow-scrolling: touch;
}
.modal.open {
    transform: translateX(-50%) translateY(0);
}
.modal h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
    padding-right: 36px;
}
.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--card);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
.modal-close:hover { background: var(--border); }

.modal-content {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}
.modal-content p { margin-bottom: 8px; }
.modal-content ul { padding-left: 18px; }
.modal-content li { margin-bottom: 4px; }

/* ── SUGERENCIAS ── */
.suggestion-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; position: relative; }
.form-group label { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.label-optional { font-weight: 400; color: var(--text-secondary); font-size: 0.82rem; }

.form-input {
    background: var(--card);
    border: 1.5px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-primary);
    transition: border-color 0.2s;
    width: 100%;
}
.form-input:focus { outline: none; border-color: var(--accent-work); }
.form-input.input-error { border-color: var(--accent-work); animation: shakeInput 0.3s ease; }

@keyframes shakeInput {
    0%, 100% { transform: translateX(0); }
    25%       { transform: translateX(-6px); }
    75%       { transform: translateX(6px); }
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
    max-height: 220px;
}

.char-count {
    text-align: right;
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 2px;
}
.char-count.near-limit { color: #DD9A54; }
.char-count.at-limit   { color: var(--accent-work); }

.suggestion-submit-btn {
    padding: 14px;
    background: var(--accent-work);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
}
.suggestion-submit-btn:hover:not(:disabled) { filter: brightness(1.1); transform: translateY(-1px); }
.suggestion-submit-btn:disabled { opacity: 0.6; cursor: default; }

/* ── MODAL OFFLINE GUIDE ── */
.offline-platform-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0;
}

.ofl-tab {
    flex: 1;
    padding: 10px 8px;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    border-radius: 0;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}
.ofl-tab:hover { color: var(--text-primary); }
.ofl-tab.active {
    color: var(--accent-work);
    border-bottom-color: var(--accent-work);
}

.ofl-steps {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}
.ofl-steps li {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.ofl-step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-work);
    color: white;
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}
.ofl-steps li > div { flex: 1; }
.ofl-steps strong { display: block; color: var(--text-primary); font-size: 0.95rem; margin-bottom: 3px; }
.ofl-steps p { color: var(--text-secondary); font-size: 0.88rem; margin: 0; }

.ofl-tip {
    background: var(--card);
    border-radius: 12px;
    padding: 12px 14px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}
.ofl-tip .fa-lightbulb { color: #DD9A54; margin-top: 2px; flex-shrink: 0; }

.ofl-features {
    background: var(--card);
    border-radius: 14px;
    padding: 14px 16px;
    margin-bottom: 16px;
}
.ofl-features-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.ofl-features-title .fa-check-circle { color: var(--accent-break); }

.ofl-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.ofl-feat {
    font-size: 0.82rem;
    display: flex;
    align-items: flex-start;
    gap: 6px;
    line-height: 1.4;
}
.ofl-feat.ok   { color: var(--text-secondary); }
.ofl-feat.warn { color: var(--text-secondary); grid-column: 1 / -1; }
.ofl-feat.ok .fa-check { color: var(--accent-break); margin-top: 2px; flex-shrink: 0; }
.ofl-feat.warn .fa-exclamation { color: #DD9A54; flex-shrink: 0; }

.ofl-update-note {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 0.84rem;
    color: var(--text-secondary);
    background: var(--card);
    border-radius: 12px;
    padding: 12px 14px;
}
.ofl-update-note .fa-sync-alt { color: var(--accent-work); margin-top: 2px; flex-shrink: 0; }

/* ── DESCANSO MODE (countdown) ── */
.countdown.descanso-mode #countdown-text { display: none; }
.countdown:not(.descanso-mode) #descanso-time { display: none; }


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

/* ── DESKTOP / TABLET GRANDE  ≥ 768px ── */
@media (min-width: 768px) {
    body {
        padding: 32px 24px 24px;
    }
    main {
        max-width: 560px;
    }
    h1 { font-size: 2.8rem; }

    .time-input { font-size: 2.8rem; width: 120px; }

    #countdown-text,
    #descanso-time { font-size: 7rem; }

    .control-btn { padding: 18px 28px; font-size: 1.25rem; }

    .volume-slider { width: 130px; }

    .modal {
        border-radius: 20px;
        bottom: auto;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -60%);
        max-height: 85dvh;
        width: min(92%, 520px);
    }
    .modal.open {
        transform: translate(-50%, -50%);
    }

    .footer-nav { padding: 20px 12px 32px; }
    .footer-btn  { font-size: 0.88rem; }
}

/* ── TABLET VERTICAL  481–767px ── */
@media (min-width: 481px) and (max-width: 767px) {
    body { padding: 24px 20px; }
    main { max-width: 480px; }

    .time-input { font-size: 2.6rem; width: 115px; }
    .time-btn   { width: 50px; height: 50px; }

    #countdown-text,
    #descanso-time { font-size: 6.5rem; }

    .volume-slider { width: 110px; }
}

/* ── MÓVIL  ≤ 480px ── */
@media (max-width: 480px) {
    body { padding: 14px 10px; }
    main { max-width: 100%; }

    h1 { font-size: 2rem; }

    /* Config chips: más compactos en móvil */
    .config-row { gap: 8px; }
    .config-chip { padding: 10px 8px; }
    .chip-label { font-size: 0.7rem; gap: 4px; }
    .config-chip .time-input { font-size: 1.5rem; width: 52px; }
    .config-chip .time-btn { width: 26px; height: 26px; font-size: 0.9rem; }

    .time-btn {
        width: 42px;
        height: 42px;
        font-size: 1.3rem;
        flex-shrink: 0;
    }
    .time-input-wrap { padding: 8px 10px; }
    .time-input {
        font-size: 2rem;
        width: 80px;
    }
    .time-unit { font-size: 0.95rem; }

    #countdown-text,
    #descanso-time { font-size: 4.6rem; letter-spacing: -3px; }

    .countdown { padding: 28px 16px 24px; border-radius: 24px; }
    .estado { font-size: 1rem; padding: 6px 22px; }

    .control-btn { padding: 13px 16px; font-size: 1.05rem; max-width: 148px; }

    .preset-btn { padding: 8px 14px; font-size: 0.85rem; }
    .start-btn  { font-size: 1.3rem; padding: 15px; }

    /* Ambient: select ocupa todo el ancho, volumen debajo */
    .ambient-controls { flex-direction: column; align-items: stretch; gap: 10px; }
    .volume-container { justify-content: flex-start; }
    .volume-slider { flex: 1; width: auto; }
    .ambient-select { text-align: center; }

    /* Banner offline más compacto */
    .offline-banner { flex-direction: column; gap: 10px; }
    .offline-banner-btns { justify-content: flex-end; width: 100%; }

    /* Footer más compacto */
    .footer-btn { font-size: 0.78rem; padding: 3px 5px; }

    /* Modal ocupa pantalla completa en móvil pequeño */
    .modal {
        width: 100%;
        border-radius: 24px 24px 0 0;
        padding: 22px 18px 36px;
    }
    .modal h2 { font-size: 1.15rem; }

    /* Tabs offline en móvil: texto más pequeño */
    .ofl-tab { font-size: 0.78rem; padding: 8px 4px; gap: 4px; }

    /* Features grid a 1 columna en móvil muy estrecho */
    .ofl-features-grid { grid-template-columns: 1fr; }
    .ofl-feat.warn { grid-column: 1; }

    .top-buttons { margin-bottom: 12px; }
    .theme-toggle { width: 40px; height: 40px; font-size: 1rem; }
}

/* ── PANTALLA MUY ESTRECHA ≤ 320px — chips ── */
@media (max-width: 320px) {
    .chip-label i { display: none; }
    .config-chip .time-input { font-size: 1.3rem; width: 44px; }
}

/* ── MÓVIL MUY PEQUEÑO  ≤ 360px ── */
@media (max-width: 360px) {
    #countdown-text,
    #descanso-time { font-size: 3.8rem; letter-spacing: -2px; }

    .time-input { font-size: 1.7rem; width: 68px; }
    .time-btn   { width: 36px; height: 36px; font-size: 1.1rem; }

    .config-row  { gap: 6px; }
    .preset-btn  { padding: 7px 10px; font-size: 0.8rem; }
}

/* ── LANDSCAPE MÓVIL  (pantalla corta, ancho amplio) ── */
@media (max-height: 500px) and (orientation: landscape) {
    body { padding: 8px 16px; }

    h1 { font-size: 1.6rem; margin-bottom: 4px; }
    .config-subtitle { margin-bottom: 12px; font-size: 0.85rem; }

    .config-row   { gap: 10px; margin-bottom: 10px; }
    .config-chip  { padding: 10px 8px; }

    .time-btn    { width: 38px; height: 38px; font-size: 1.2rem; }
    .time-input  { font-size: 1.8rem; width: 76px; }
    .time-input-wrap { padding: 6px 10px; }

    #countdown-text,
    #descanso-time { font-size: 3.6rem; letter-spacing: -2px; margin: 8px 0; }

    .countdown { padding: 16px 18px 14px; border-radius: 18px; margin-top: 12px; }
    .estado { margin-bottom: 10px; font-size: 0.9rem; padding: 5px 18px; }

    .progress-container { margin: 14px 0; }
    .controls { margin: 14px 0; gap: 10px; }
    .control-btn { padding: 10px 16px; font-size: 1rem; }

    .ambient-controls { padding: 10px 14px; margin: 10px 0; }
    .preset-btn { padding: 7px 12px; font-size: 0.82rem; }
    .start-btn  { padding: 12px; font-size: 1.25rem; }

    .footer-nav { padding: 10px 12px 16px; }
    .seo-content { margin-top: 20px; }
}

/* ── LANDSCAPE TABLET  (ancho ≥ 768px, alto ≤ 600px) ── */
@media (min-width: 768px) and (max-height: 600px) and (orientation: landscape) {
    body { padding: 12px 24px; }
    .countdown { margin-top: 16px; padding: 24px 24px 20px; }
    #countdown-text,
    #descanso-time { font-size: 5.5rem; }
    .progress-container { margin: 18px 0; }
    .controls { margin: 18px 0; }
}
/* ==================== SELECTOR DE IDIOMA ==================== */
/*
 * Bloque de estilos para agregar al final de pomodoro.css,
 * justo antes del último bloque de breakpoints o al final del archivo.
 *
 * El selector se renderiza como tres botones pill en .top-buttons,
 * a la izquierda del botón de tema y del botón de instalación.
 */

/* Contenedor de los botones de idioma */
.lang-selector {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-right: auto; /* empuja install + theme a la derecha */
}

/* Botón individual de idioma */
.lang-btn {
    padding: 5px 11px;
    border: 1.5px solid var(--border);
    border-radius: 50px;
    background: var(--surface);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    line-height: 1;
    transition: all 0.18s ease;
    white-space: nowrap;
}

.lang-btn:hover {
    border-color: var(--accent-work);
    color: var(--text-primary);
}

.lang-btn.active,
.lang-btn[aria-pressed="true"] {
    background: var(--accent-work);
    border-color: var(--accent-work);
    color: white;
}

/* Focus visible proporcional */
.lang-btn:focus-visible {
    outline: 3px solid var(--accent-work);
    outline-offset: 3px;
    border-radius: 50px;
}

/* Móvil: botones más compactos */
@media (max-width: 480px) {
    .lang-btn {
        padding: 4px 8px;
        font-size: 0.7rem;
    }
}

/* Móvil muy pequeño: ocultar label "Idioma" si lo hubiera */
@media (max-width: 360px) {
    .lang-selector-label {
        display: none;
    }
}

/* ==================== COLOR DINÁMICO SEGÚN SONIDO AMBIENTAL ==================== */
/*
 * Sincroniza --accent-work (color de botones, badge "TRABAJO" y gradiente
 * de la barra de progreso) con el sonido ambiental activo, usando la misma
 * familia de color que su animación de fondo correspondiente en #ambient-bg.
 *
 * Especificidad: "body.amb-x" tiene la misma especificidad (elemento + 1 clase)
 * que "body.dark" / "body.light" / "body:not(.light)". Al estar declarado al
 * final del archivo, gana la cascada y sobreescribe el color de acento del
 * tema activo mientras haya un sonido ambiental seleccionado. Al volver a
 * "Sin sonido" se quita la clase y el color vuelve al del tema.
 */
body.amb-rain {
    --accent-work: #3B93D9; /* celeste — misma familia que .amb-raindrop / .amb-ripple */
}
body.amb-pink {
    --accent-work: #D1477A; /* rosa — misma familia que .amb-pink-bar / .amb-pink-glow */
}
body.amb-white {
    --accent-work: #767676; /* gris — misma familia que .amb-pixel / .amb-freq-bar */
}
body.amb-forest {
    --accent-work: #4C8C4A; /* verde — misma familia que .amb-glow / .amb-leaf */
}
body.amb-ocean {
    --accent-work: #235789; /* azul — misma familia que el gradiente nocturno de #ambient-bg.ocean */
}
.donation-img-responsive {
    max-width: 100%;
    width: 180px;
    height: auto;
    display: block;
    border-radius: 10px;
}