/* ============================================
   Stunning Modern Login - Red Palette
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary: #DC2626;
    --primary-dark: #991B1B;
    --primary-light: #FEE2E2;
    --accent: #EF4444;
    --white: #FFFFFF;
    --dark: #0F0F0F;
    --gray: #6B7280;
    --gray-light: #F3F4F6;
}

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

body {
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    background: var(--dark);
    overflow: hidden;
}

/* Animated Background */
.login-container {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0F0F0F 0%, #1a1a1a 50%, #0F0F0F 100%);
}

/* Animated gradient orbs */
.login-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.3) 0%, transparent 50%);
    animation: float1 15s ease-in-out infinite;
}

.login-container::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.2) 0%, transparent 50%);
    animation: float2 18s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30%, 20%) scale(1.1); }
    66% { transform: translate(-20%, 30%) scale(0.9); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-30%, -20%) scale(1.1); }
    66% { transform: translate(20%, -30%) scale(0.9); }
}

/* Glass Card */
.login-form-wrapper {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    padding: 50px 45px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(220, 38, 38, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: cardAppear 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes cardAppear {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Glowing border effect */
.login-form-wrapper::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary), transparent 50%, var(--accent));
    border-radius: 30px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.login-form-wrapper:hover::before {
    opacity: 0.5;
}

/* Logo/Icon */
.login-form-wrapper h2 {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInDown 0.6s ease 0.2s both;
}

.login-form-wrapper h2::before {
    content: '';
    display: block;
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(220, 38, 38, 0.4);
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 10px 40px rgba(220, 38, 38, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 15px 50px rgba(220, 38, 38, 0.6); }
}

.login-form-wrapper h2 span {
    display: block;
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.login-form-wrapper h2 small {
    display: block;
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0;
}

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

/* Form */
.login-form-wrapper form {
    animation: fadeInUp 0.6s ease 0.3s both;
}

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

/* Input Styles */
.input-wrapper {
    position: relative;
    margin-bottom: 22px;
}

.input-wrapper input {
    width: 100%;
    padding: 18px 20px 18px 55px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    font-size: 15px;
    font-weight: 500;
    color: var(--white);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.input-wrapper input::placeholder {
    color: rgba(255, 255, 255, 0.4);
    font-weight: 400;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(220, 38, 38, 0.08);
    box-shadow:
        0 0 0 4px rgba(220, 38, 38, 0.15),
        0 10px 40px rgba(220, 38, 38, 0.2);
    transform: translateY(-2px);
}

.input-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.4);
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.input-icon svg {
    width: 20px;
    height: 20px;
}

.input-wrapper:focus-within .input-icon {
    color: var(--primary);
    transform: translateY(-50%) scale(1.1);
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 18px 32px;
    margin-top: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(220, 38, 38, 0.4);
}

/* Button shine effect */
.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.login-btn:hover::before {
    left: 100%;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 60px rgba(220, 38, 38, 0.5);
}

.login-btn:active {
    transform: translateY(-1px);
}

/* Flash Message */
.flash-message {
    margin-top: 25px;
    padding: 16px 20px;
    background: rgba(220, 38, 38, 0.15);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: 12px;
    color: var(--primary-light);
    font-weight: 500;
    font-size: 14px;
    text-align: center;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-10px); }
    40% { transform: translateX(10px); }
    60% { transform: translateX(-10px); }
    80% { transform: translateX(10px); }
}

/* Floating particles */
.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: particleFloat 20s infinite;
}

/* Responsive */
@media (max-width: 520px) {
    .login-form-wrapper {
        margin: 20px;
        padding: 40px 30px;
    }

    .login-form-wrapper h2 span {
        font-size: 26px;
    }

    .login-form-wrapper h2::before {
        width: 60px;
        height: 60px;
    }

    .input-wrapper input {
        padding: 16px 16px 16px 50px;
        font-size: 14px;
    }

    .login-btn {
        padding: 16px 28px;
        font-size: 14px;
    }
}