:root {
    --certi-dark: #111827;
    --certi-dark-soft: #1f2937;
    --certi-muted: #6b7280;
    --certi-border: rgba(17, 24, 39, 0.10);
    --certi-card: rgba(255, 255, 255, 0.92);
    --certi-accent: #1f2937;
    --certi-accent-2: #374151;
}

* {
    box-sizing: border-box;
}

.certi-login-body {
    min-height: 100vh;
    margin: 0;
    color: var(--certi-dark);
    background:
        radial-gradient(circle at 15% 20%, rgba(31, 41, 55, 0.16), transparent 28%),
        radial-gradient(circle at 82% 18%, rgba(107, 114, 128, 0.18), transparent 30%),
        linear-gradient(135deg, #f8fafc 0%, #eef2f7 48%, #e5e7eb 100%);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.certi-login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 18px;
    overflow: hidden;
}

.certi-login-hero {
    position: relative;
    width: min(1080px, 100%);
    display: grid;
    grid-template-columns: minmax(320px, 460px) 1fr;
    gap: 26px;
    align-items: stretch;
}

.certi-login-glow {
    position: absolute;
    border-radius: 999px;
    filter: blur(6px);
    opacity: 0.5;
    pointer-events: none;
}

.certi-login-glow-one {
    width: 180px;
    height: 180px;
    left: -50px;
    top: -55px;
    background: rgba(17, 24, 39, 0.10);
}

.certi-login-glow-two {
    width: 220px;
    height: 220px;
    right: -70px;
    bottom: -80px;
    background: rgba(55, 65, 81, 0.12);
}

.certi-login-card,
.certi-login-panel {
    position: relative;
    z-index: 1;
    border: 1px solid var(--certi-border);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.13);
    backdrop-filter: blur(18px);
}

.certi-login-card {
    background: var(--certi-card);
    border-radius: 28px;
    padding: 34px;
}

.certi-login-brand {
    display: flex;
    gap: 18px;
    align-items: center;
    margin-bottom: 28px;
}

.certi-login-logo-wrap {
    width: 82px;
    height: 82px;
    flex: 0 0 82px;
    border-radius: 24px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.11);
    border: 1px solid rgba(17, 24, 39, 0.08);
}

.certi-login-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 16px;

}

.certi-login-logo-wrap {
    width: 118px;
    height: 88px;
    flex: 0 0 118px;
    border-radius: 24px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.11);
    border: 1px solid rgba(17, 24, 39, 0.08);
}

.certi-login-logo {
    max-width: 100%;
    max-height: 64px;
    object-fit: contain;
    border-radius: 12px;
}

.certi-login-eyebrow {
    margin: 0 0 4px;
    color: var(--certi-muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.certi-login-brand h1 {
    margin: 0;
    font-size: clamp(1.8rem, 4vw, 2.35rem);
    font-weight: 850;
    letter-spacing: -0.045em;
    color: var(--certi-dark);
}

.certi-login-subtitle {
    margin: 7px 0 0;
    color: var(--certi-muted);
    line-height: 1.45;
    font-size: 0.98rem;
}

.certi-login-alert {
    margin-bottom: 18px;
    padding: 12px 14px;
    border-radius: 16px;
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    font-weight: 650;
    font-size: 0.94rem;
}

.certi-login-form {
    display: grid;
    gap: 16px;
}

.certi-field {
    display: grid;
    gap: 8px;
}

.certi-field label {
    font-weight: 760;
    color: #263244;
    font-size: 0.94rem;
}

.certi-field input {
    width: 100%;
    border: 1px solid rgba(31, 41, 55, 0.14);
    background: rgba(255, 255, 255, 0.82);
    border-radius: 16px;
    padding: 13px 14px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.certi-field input:focus {
    border-color: rgba(17, 24, 39, 0.42);
    background: #fff;
    box-shadow: 0 0 0 5px rgba(17, 24, 39, 0.08);
}

.certi-login-button {
    margin-top: 4px;
    border: 0;
    border-radius: 16px;
    padding: 14px 18px;
    font-size: 1rem;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, var(--certi-dark) 0%, var(--certi-dark-soft) 55%, var(--certi-accent-2) 100%);
    box-shadow: 0 18px 32px rgba(17, 24, 39, 0.22);
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.certi-login-button:hover {
    transform: translateY(-1px);
    filter: brightness(1.03);
    box-shadow: 0 22px 38px rgba(17, 24, 39, 0.28);
}

.certi-login-button:active {
    transform: translateY(0);
}

.certi-login-footer {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid rgba(17, 24, 39, 0.08);
    color: var(--certi-muted);
    font-size: 0.86rem;
    font-weight: 650;
}

.certi-login-panel {
    min-height: 100%;
    border-radius: 28px;
    padding: 38px;
    color: #fff;
    background:
        linear-gradient(145deg, rgba(17, 24, 39, 0.96), rgba(31, 41, 55, 0.92)),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.18), transparent 28%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
}

.certi-login-panel::before {
    content: "";
    position: absolute;
    inset: 22px;
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 22px;
    pointer-events: none;
}

.certi-panel-badge {
    width: fit-content;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.84);
    font-weight: 800;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.certi-login-panel h2 {
    position: relative;
    z-index: 1;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 870;
    letter-spacing: -0.055em;
    line-height: 0.98;
    margin-bottom: 18px;
}

.certi-login-panel p {
    position: relative;
    z-index: 1;
    max-width: 520px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.65;
    margin-bottom: 26px;
}

.certi-panel-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.certi-panel-grid div {
    padding: 16px;
    border-radius: 18px;
    background: rgba(255,255,255,0.09);
    border: 1px solid rgba(255,255,255,0.10);
}

.certi-panel-grid strong {
    display: block;
    font-size: 1.02rem;
    margin-bottom: 3px;
}

.certi-panel-grid span {
    color: rgba(255,255,255,0.65);
    font-size: 0.88rem;
}

@media (max-width: 880px) {
    .certi-login-hero {
        grid-template-columns: 1fr;
    }

    .certi-login-panel {
        display: none;
    }

    .certi-login-card {
        padding: 28px;
    }
}

@media (max-width: 480px) {
    .certi-login-page {
        padding: 18px 12px;
    }

    .certi-login-brand {
        align-items: flex-start;
        flex-direction: column;
    }

    .certi-login-card {
        border-radius: 22px;
        padding: 24px;
    }

    .certi-login-footer {
        flex-direction: column;
    }
}