/* ===================================================
   SISTEMA DE GESTIÓN DE PROYECTOS Y HORAS
   Estilos Principales
   =================================================== */

:root {
    --color-primario: #007BFF;
    --color-secundario: #6C757D;
    --color-exito: #28A745;
    --color-advertencia: #FFC107;
    --color-peligro: #DC3545;
    --color-info: #17A2B8;
    --color-fondo: #F8F9FA;
    --color-borde: #DEE2E6;
    --color-texto: #212529;
    --color-texto-claro: #6C757D;
    --sombra: 0 1px 3px rgba(0, 0, 0, 0.1);
    --sombra-grande: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

html, body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.5;
}

/* LAYOUT */
.contenedor {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* TOPNAV - Header horizontal */
.topnav {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    display: flex;
    align-items: center;
    padding: 0 24px;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    gap: 16px;
}

.topnav-logo {
    font-weight: bold;
    font-size: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.topnav-menu {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 4px;
}

.menu {
    list-style: none;
    display: flex;
    flex-direction: row;
    flex: 1;
    gap: 4px;
    margin: 0;
    padding: 0;
}

.menu-item {
    padding: 0;
    margin: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.menu-item:hover {
    background: transparent;
}

.menu-item.activo {
    background: transparent;
    font-weight: normal;
}

.menu-item a {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 14px;
}

.menu-item a:hover {
    background: rgba(255, 255, 255, 0.15);
}

.menu-item.activo a {
    background: rgba(255, 255, 255, 0.25);
    font-weight: 600;
}

.menu-item span {
    display: inline;
}

/* Usuario en topnav */
.topnav-usuario {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
    padding-left: 16px;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.usuario-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
    flex-shrink: 0;
}

.usuario-datos {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.usuario-nombre {
    font-size: 13px;
    font-weight: 600;
    color: white;
}

.usuario-logout {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s;
}

.usuario-logout:hover {
    color: white;
}

/* Hamburguesa - botón visible solo en móvil */
.hamburguesa {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
}

.hamburguesa span {
    width: 24px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburguesa.abierto span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburguesa.abierto span:nth-child(2) {
    opacity: 0;
}

.hamburguesa.abierto span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* HEADER */
.header {
    background: white;
    padding: 20px 30px;
    border-bottom: 1px solid var(--color-borde);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--sombra);
    min-height: 70px;
}

.header-titulo {
    font-size: 26px;
    font-weight: bold;
    color: var(--color-texto);
    margin: 0;
    flex: 1;
}

.usuario-info {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: auto;
    white-space: nowrap;
}

.usuario-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-primario);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    position: relative;
}

.menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border: 1px solid var(--color-borde);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    margin-top: 10px;
    z-index: 1000;
    overflow: hidden;
}

.menu-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    color: var(--color-texto);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.menu-dropdown a:hover {
    background: var(--color-fondo);
    color: var(--color-primario);
}

.menu-dropdown a:last-child {
    color: var(--color-peligro);
}

.menu-dropdown a:last-child:hover {
    background: rgba(220, 53, 69, 0.1);
}

/* CONTENIDO PRINCIPAL - Wrapper for header and content */
.contenido-principal {
    display: flex;
    flex-direction: column;
    flex: 1;
}

/* MAIN CONTENT */
.contenido {
    padding: 30px;
    flex: 1;
}

/* CRONÓMETRO SECTION */
.cronometro-container {
    background: white;
    border-radius: 10px;
    padding: 30px 40px;
    margin-bottom: 30px;
    box-shadow: var(--sombra-grande);
}

.cronometro-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-fondo);
}

.cronometro-titulo {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-texto);
    margin: 0;
}

.modo-selector {
    display: flex;
    gap: 10px;
}

.modo-btn {
    padding: 10px 18px;
    border: 2px solid var(--color-borde);
    background: white;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 13px;
    font-weight: 600;
}

.modo-btn:hover {
    border-color: var(--color-primario);
}

.modo-btn.activo {
    background: var(--color-primario);
    color: white;
    border-color: var(--color-primario);
}

.cronometro-display {
    font-size: 64px;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    color: var(--color-primario);
    letter-spacing: 2px;
}

.cronometro-controles {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    padding: 11px 22px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    white-space: nowrap;
}

.btn-primario {
    background: var(--color-primario);
    color: white;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.2);
}

.btn-primario:hover {
    background: #0056b3;
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
    transform: translateY(-1px);
}

.btn-primario:active {
    transform: translateY(0);
}

.btn-secundario {
    background: var(--color-secundario);
    color: white;
    box-shadow: 0 2px 4px rgba(108, 117, 125, 0.2);
}

.btn-secundario:hover {
    background: #545b62;
    box-shadow: 0 4px 8px rgba(108, 117, 125, 0.3);
    transform: translateY(-1px);
}

.btn-exito {
    background: var(--color-exito);
    color: white;
    box-shadow: 0 2px 4px rgba(40, 167, 69, 0.2);
}

.btn-exito:hover {
    background: #218838;
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
    transform: translateY(-1px);
}

.btn-peligro {
    background: var(--color-peligro);
    color: white;
    box-shadow: 0 2px 4px rgba(220, 53, 69, 0.2);
}

.btn-peligro:hover {
    background: #c82333;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
    transform: translateY(-1px);
}

.btn-info {
    background: var(--color-info);
    color: white;
    box-shadow: 0 2px 4px rgba(23, 162, 184, 0.2);
}

.btn-info:hover {
    background: #138496;
    box-shadow: 0 4px 8px rgba(23, 162, 184, 0.3);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* FORMULARIO */
.formulario {
    background: white;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: var(--sombra);
}

.formulario h3 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 18px;
    color: var(--color-texto);
    border-bottom: 2px solid var(--color-primario);
    padding-bottom: 10px;
}

.grupo-formulario {
    margin-bottom: 18px;
}

.grupo-formulario label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-texto);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.grupo-formulario input,
.grupo-formulario select,
.grupo-formulario textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-borde);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
    background-color: #fafafa;
}

.grupo-formulario input::placeholder,
.grupo-formulario textarea::placeholder,
.grupo-formulario select::placeholder {
    color: #aaa;
}

.grupo-formulario input:focus,
.grupo-formulario select:focus,
.grupo-formulario textarea:focus {
    outline: none;
    border-color: var(--color-primario);
    background-color: white;
    box-shadow: 0 0 8px rgba(0, 123, 255, 0.2);
}

.grupo-formulario textarea {
    resize: vertical;
    min-height: 90px;
    line-height: 1.5;
}

.grupo-formulario-fila {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .grupo-formulario-fila {
        grid-template-columns: 1fr;
    }
}

/* TABLA */
.tabla {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--sombra);
}

.tabla thead {
    background: var(--color-fondo);
    font-weight: bold;
    border-bottom: 2px solid var(--color-borde);
}

.tabla th,
.tabla td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--color-borde);
}

.tabla tbody tr:hover {
    background: var(--color-fondo);
}

.tabla tbody tr:last-child td {
    border-bottom: none;
}

/* CALENDARIO SEMANAL */
.calendario-semanal {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
    margin: 20px 0;
}

.dia-card {
    background: white;
    border-radius: 10px;
    padding: 15px;
    box-shadow: var(--sombra);
    min-height: 300px;
}

.dia-header {
    font-weight: bold;
    font-size: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-borde);
    margin-bottom: 10px;
}

.dia-fecha {
    font-size: 12px;
    color: var(--color-texto-claro);
}

.registro-bloque {
    background: #f0f4ff;
    padding: 10px;
    margin: 8px 0;
    border-left: 4px solid var(--color-primario);
    border-radius: 5px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.registro-bloque:hover {
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.registro-proyecto {
    font-weight: bold;
    color: var(--color-primario);
}

.registro-duracion {
    color: var(--color-exito);
    font-weight: bold;
    margin-top: 5px;
}

.registro-hora {
    font-size: 11px;
    color: var(--color-texto-claro);
}

/* DASHBOARD */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card-estadistica {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--sombra);
    border-left: 4px solid var(--color-primario);
}

.card-valor {
    font-size: 32px;
    font-weight: bold;
    color: var(--color-primario);
    margin: 10px 0;
}

.card-label {
    font-size: 14px;
    color: var(--color-texto-claro);
}

/* ESTADO BADGES */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

.badge-activo {
    background: rgba(40, 167, 69, 0.1);
    color: #28A745;
}

.badge-pausa {
    background: rgba(255, 193, 7, 0.1);
    color: #FFC107;
}

.badge-completado {
    background: rgba(23, 162, 184, 0.1);
    color: #17A2B8;
}

.badge-archivado {
    background: rgba(108, 117, 125, 0.1);
    color: #6C757D;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    /* Topnav responsive */
    .hamburguesa {
        display: flex;
    }

    .topnav {
        height: 60px;
        padding: 0 16px;
    }

    .topnav-logo {
        font-size: 16px;
    }

    .topnav-menu {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        padding: 12px;
        gap: 4px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .topnav-menu.abierto {
        display: flex;
    }

    .menu {
        flex-direction: column;
        gap: 0;
    }

    .menu-item a {
        padding: 12px 16px;
        font-size: 14px;
    }

    .topnav-usuario {
        width: 100%;
        border-left: none;
        padding-left: 0;
        padding-top: 8px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        margin-left: 0;
    }

    .usuario-datos {
        flex-direction: row;
        gap: 12px;
    }

    .usuario-nombre {
        font-size: 12px;
    }

    .usuario-logout {
        font-size: 12px;
    }

    /* Otros estilos responsivos */
    .calendario-semanal {
        grid-template-columns: 1fr;
    }

    .grupo-formulario-fila {
        grid-template-columns: 1fr;
    }

    .cronometro-display {
        font-size: 32px;
    }

    .header {
        flex-direction: column;
        gap: 16px;
        min-height: auto;
    }

    .header-titulo {
        font-size: 20px;
    }
}

/* ANIMACIONES */
@keyframes girar {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.cargando {
    animation: girar 1s linear infinite;
}

/* INPUTS ESPECÍFICOS */
input[type="color"] {
    cursor: pointer;
    height: 45px !important;
    padding: 2px !important;
    border-radius: 6px;
}

input[type="date"],
input[type="time"] {
    cursor: pointer;
}

input[type="number"] {
    font-family: 'Courier New', monospace;
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 20px;
    padding-right: 35px !important;
}

/* UTILIDADES */
.texto-centro {
    text-align: center;
}

.texto-derecha {
    text-align: right;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.oculto {
    display: none !important;
}

.visible {
    display: block !important;
}

/* MODAL */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.3s ease-out;
}

.modal.visible {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-contenido {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 25px 20px;
    border-bottom: 1px solid var(--color-borde);
}

.modal-titulo {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-texto);
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 32px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.modal-close:hover {
    color: var(--color-texto);
    transform: rotate(90deg);
}

.modal-body {
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    border-top: 1px solid var(--color-borde);
    padding: 20px 25px;
    justify-content: flex-end;
    background: #fafafa;
}

/* CONTENEDOR DE FORMULARIO */
#form-container {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}