/**
 * LOGIN.CSS
 * Diseño moderno, limpio y responsive
 */

:root {
    --primary-color: #ff385c;
    --primary-hover: #e9234e;
    --primary-dark: #c91843;
    --primary-soft: rgba(255, 56, 92, 0.1);

    --body-bg: #f7f8fb;
    --card-bg: rgba(255, 255, 255, 0.92);

    --text-primary: #1d1d1f;
    --text-secondary: #6b7280;
    --text-light: #a1a8b3;

    --border-color: #e6e8ed;
    --border-focus: rgba(255, 56, 92, 0.25);

    --success-color: #00a699;
    --error-color: #e9234e;
    --warning-color: #d99100;

    --shadow-sm: 0 4px 12px rgba(20, 24, 40, 0.05);
    --shadow-md: 0 12px 30px rgba(20, 24, 40, 0.08);
    --shadow-lg: 0 24px 60px rgba(20, 24, 40, 0.12);

    --border-radius: 24px;
    --border-radius-md: 14px;
    --border-radius-sm: 10px;

    --transition: 0.25s ease;
}

/* =========================================================
   RESET
   ========================================================= */

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

html {
    min-height: 100%;
}

body {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 42px 20px;

    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    color: var(--text-primary);

    background:
        radial-gradient(
            circle at 15% 15%,
            rgba(255, 56, 92, 0.1),
            transparent 30%
        ),
        radial-gradient(
            circle at 85% 85%,
            rgba(111, 78, 246, 0.08),
            transparent 30%
        ),
        linear-gradient(145deg, #fafafa 0%, #f4f6fa 100%);
}

/* Figuras decorativas de fondo */

body::before,
body::after {
    content: "";
    position: fixed;
    z-index: -1;
    border-radius: 50%;
    filter: blur(4px);
    pointer-events: none;
}

body::before {
    width: 330px;
    height: 330px;
    top: -150px;
    right: -100px;
    background: rgba(255, 56, 92, 0.08);
}

body::after {
    width: 270px;
    height: 270px;
    left: -110px;
    bottom: -130px;
    background: rgba(103, 80, 164, 0.07);
}

/* =========================================================
   CONTENEDOR GENERAL
   ========================================================= */

.login-container {
    width: 100%;
    max-width: 500px;
    animation: loginAppear 0s both;
}

@keyframes loginAppear {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================================
   CABECERA
   ========================================================= */

.login-header {
    text-align: center;
    margin-bottom: 18px;
}

.logo-container {
    position: relative;

    display: inline-flex;
    justify-content: center;
    align-items: center;

    width: 74px;
    height: 74px;

    margin-bottom: 20px;

    color: var(--primary-color);

    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.95),
            rgba(255, 56, 92, 0.1)
        );

    border: 1px solid rgba(255, 56, 92, 0.14);
    border-radius: 26px;

    box-shadow:
        0 14px 30px rgba(255, 56, 92, 0.14),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);

    transform: rotate(-3deg);
    transition:
        transform var(--transition),
        box-shadow var(--transition);
}

.logo-container:hover {
    transform: rotate(0deg) translateY(-3px);
    box-shadow:
        0 18px 36px rgba(255, 56, 92, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.logo-container::after {
    content: "";
    position: absolute;
    inset: 8px;

    border: 1px solid rgba(255, 56, 92, 0.08);
    border-radius: 20px;
}

.logo-icon {
    position: relative;
    z-index: 1;

    width: 36px;
    height: 36px;

    stroke-width: 1.8;
}

.login-title {
    margin-bottom: 7px;

    font-size: clamp(28px, 5vw, 36px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1.2px;

    color: var(--text-primary);
}

.login-subtitle {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* =========================================================
   TARJETA
   ========================================================= */

.login-card {
    position: relative;

    padding: 34px;

    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);

    border: 1px solid rgba(255, 255, 255, 0.88);
    border-radius: var(--border-radius);

    box-shadow:
        var(--shadow-lg),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);

    overflow: hidden;
}

.login-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 12%;
    right: 12%;

    height: 3px;

    background: linear-gradient(
        90deg,
        transparent,
        var(--primary-color),
        transparent
    );

    border-radius: 0 0 10px 10px;
}

/* =========================================================
   ALERTAS
   ========================================================= */

.alert {
    display: flex;
    align-items: flex-start;
    gap: 11px;

    padding: 14px 16px;
    margin-bottom: 24px;

    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;

    border-radius: 12px;

    animation: alertAppear 0.35s ease;
}

@keyframes alertAppear {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-success {
    color: #087e73;
    background: #eafaf7;
    border: 1px solid #c6eee8;
}

.alert-error {
    color: #c51d43;
    background: #fff0f3;
    border: 1px solid #ffd1db;
}

.alert-warning {
    color: #8a6100;
    background: #fff8e5;
    border: 1px solid #ffe29a;
}

/* =========================================================
   FORMULARIO
   ========================================================= */

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.form-label {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: -0.1px;

    color: #32343a;
}

.form-input {
    display: block;
    width: 100%;
    height: 56px;

    padding: 0 17px;

    font-family: inherit;
    font-size: 15px;
    font-weight: 500;

    color: var(--text-primary);
    background: rgba(249, 250, 252, 0.92);

    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);

    outline: none;

    transition:
        border-color var(--transition),
        box-shadow var(--transition),
        background var(--transition),
        transform var(--transition);
}

.form-input:hover {
    border-color: #d6d9df;
    background: #ffffff;
}

.form-input:focus {
    border-color: var(--primary-color);
    background: #ffffff;

    box-shadow:
        0 0 0 4px var(--border-focus),
        0 8px 18px rgba(20, 24, 40, 0.04);
}

.form-input::placeholder {
    color: var(--text-light);
    font-weight: 400;
}

.form-input:disabled {
    cursor: not-allowed;
    opacity: 0.65;
    background: #f2f3f5;
}

/* =========================================================
   CONTRASEÑA
   ========================================================= */

.password-wrapper {
    position: relative;
    width: 100%;
}

.password-wrapper .form-input {
    width: 100%;
    padding-right: 55px;
}

.toggle-password {
    position: absolute;
    top: 50%;
    right: 14px;

    width: 36px;
    height: 36px;

    display: flex;
    justify-content: center;
    align-items: center;

    color: var(--text-light);
    background: transparent;

    border: none;
    border-radius: 10px;

    cursor: pointer;

    transform: translateY(-50%);

    transition:
        color var(--transition),
        background var(--transition),
        transform var(--transition);
}

.toggle-password:hover {
    color: var(--primary-color);
    background: var(--primary-soft);
}

.toggle-password:active {
    transform: translateY(-50%) scale(0.92);
}

.toggle-password svg {
    width: 21px;
    height: 21px;
}

/* =========================================================
   RECORDAR USUARIO
   ========================================================= */

.remember-group {
    display: flex;
    align-items: center;
    gap: 11px;

    margin-top: -2px;
}

.remember-group input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;

    position: relative;

    width: 21px;
    height: 21px;
    flex-shrink: 0;

    background: #ffffff;

    border: 1.5px solid #d8dbe1;
    border-radius: 7px;

    cursor: pointer;

    transition:
        background var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.remember-group input[type="checkbox"]:hover {
    border-color: var(--primary-color);
}

.remember-group input[type="checkbox"]:checked {
    background: var(--primary-color);
    border-color: var(--primary-color);

    box-shadow: 0 5px 12px rgba(255, 56, 92, 0.2);
}

.remember-group input[type="checkbox"]:checked::after {
    content: "";

    position: absolute;
    left: 6px;
    top: 2px;

    width: 5px;
    height: 10px;

    border: solid #ffffff;
    border-width: 0 2px 2px 0;

    transform: rotate(45deg);
}

.remember-group input[type="checkbox"]:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--border-focus);
}

.remember-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);

    cursor: pointer;
    user-select: none;
}

/* =========================================================
   BOTÓN
   ========================================================= */

.btn-login {
    position: relative;
    overflow: hidden;

    width: 100%;
    min-height: 56px;

    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;

    margin-top: 4px;
    padding: 14px 24px;

    font-family: inherit;
    font-size: 16px;
    font-weight: 750;
    letter-spacing: -0.2px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #ff385c 0%,
            #f72755 55%,
            #e91e4d 100%
        );

    border: none;
    border-radius: var(--border-radius-md);

    box-shadow:
        0 12px 24px rgba(255, 56, 92, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.24);

    cursor: pointer;

    transition:
        transform var(--transition),
        box-shadow var(--transition),
        filter var(--transition);
}

.btn-login::before {
    content: "";

    position: absolute;
    top: 0;
    left: -120%;

    width: 80%;
    height: 100%;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.24),
        transparent
    );

    transform: skewX(-20deg);
    transition: left 0.6s ease;
}

.btn-login:hover::before {
    left: 140%;
}

.btn-login:hover {
    transform: translateY(-2px);

    box-shadow:
        0 16px 30px rgba(255, 56, 92, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.24);

    filter: saturate(1.05);
}

.btn-login:active {
    transform: translateY(0) scale(0.99);
}

.btn-login:focus-visible {
    outline: none;
    box-shadow:
        0 0 0 4px var(--border-focus),
        0 16px 30px rgba(255, 56, 92, 0.28);
}

.btn-login:disabled {
    cursor: wait;
    transform: none;

    opacity: 0.75;
    box-shadow: none;
}

.btn-icon {
    position: relative;
    z-index: 1;

    width: 20px;
    height: 20px;
}

.btn-text {
    position: relative;
    z-index: 1;
}

/* Spinner del botón */

.btn-login.is-loading::after {
    content: "";

    width: 18px;
    height: 18px;

    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #ffffff;
    border-radius: 50%;

    animation: buttonSpinner 0.7s linear infinite;
}

.btn-login.is-loading .btn-icon {
    display: none;
}

@keyframes buttonSpinner {
    to {
        transform: rotate(360deg);
    }
}

/* =========================================================
   ENLACES
   ========================================================= */

.login-links {
    margin-top: 24px;
    text-align: center;
}

.login-link {
    display: inline-block;

    font-size: 14px;
    font-weight: 700;

    color: var(--primary-color);
    text-decoration: none;

    transition:
        color var(--transition),
        transform var(--transition);
}

.login-link:hover {
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.back-section {
    margin-top: 25px;
    padding-top: 23px;

    text-align: center;

    border-top: 1px solid #edf0f4;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;

    padding: 8px 12px;

    font-size: 13px;
    font-weight: 600;

    color: #929aaa;
    text-decoration: none;

    border-radius: 9px;

    transition:
        color var(--transition),
        background var(--transition),
        transform var(--transition);
}

.back-link:hover {
    color: #606878;
    background: #f5f6f8;
    transform: translateX(-2px);
}

.back-link svg {
    width: 17px;
    height: 17px;

    transition: transform var(--transition);
}

.back-link:hover svg {
    transform: translateX(-2px);
}

/* =========================================================
   FOOTER
   ========================================================= */

.login-footer {
    padding: 14px 20px 0;
    text-align: center;
}

.footer-text {
    font-size: 12px;
    font-weight: 500;
    color: #969da9;
}

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

@media (max-width: 768px) {
    body {
        align-items: center;
        padding: 18px;
    }

    .login-container {
        max-width: 470px;
    }

    .login-card {
        padding: 34px;
        border-radius: 21px;
    }

    .logo-container {
        width: 76px;
        height: 76px;
        border-radius: 23px;
    }

    .logo-icon {
        width: 38px;
        height: 38px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 24px 14px;
    }

    .login-header {
        margin-bottom: 23px;
    }

    .logo-container {
        width: 68px;
        height: 68px;
        margin-bottom: 16px;
        border-radius: 21px;
    }

    .logo-icon {
        width: 34px;
        height: 34px;
    }

    .login-title {
        font-size: 27px;
    }

    .login-subtitle {
        font-size: 14px;
    }

    .login-card {
        padding: 28px 21px;
        border-radius: 19px;
    }

    .login-form {
        gap: 19px;
    }

    .form-input {
        height: 54px;
        font-size: 16px;
    }

    .btn-login {
        min-height: 54px;
    }

    .remember-group {
        align-items: flex-start;
    }

    .remember-group label {
        line-height: 1.45;
    }

    .login-footer {
        padding-top: 18px;
    }
}

/* Evita animaciones si el usuario las tiene desactivadas */

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