/* ========================================
   CAMPAIGN STEPPER COMPONENT
   Stepper visuel moderne pour workflow campagne
   ======================================== */

.campaign-stepper {
    background: var(--bg-card);
    backdrop-filter: var(--backdrop-blur-md);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl);
    margin-bottom: var(--spacing-4xl);
    border: var(--border-width-thin) solid var(--border);
    box-shadow: var(--shadow-sm-light);
}

.stepper-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.stepper-line {
    position: absolute;
    top: 20px;
    height: 3px;
    background: var(--border);
    z-index: 0;
}

/* La ligne doit demarrer au CENTRE de la 1re etape et finir au CENTRE de la
   derniere. Avec N etapes en flex: 1, chaque etape occupe (100% / N), donc
   son centre est a (100% / (2N)). La ligne s'etend sur (100% - 100%/N). */
.campaign-stepper[data-stepper-count="7"] .stepper-line {
    left: calc(100% / 14);
    width: calc(100% - 100% / 7);
}

.campaign-stepper[data-stepper-count="9"] .stepper-line {
    left: calc(100% / 18);
    width: calc(100% - 100% / 9);
}

.stepper-progress {
    position: relative;
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: width 0.6s var(--easing-smooth);
    border-radius: 2px;
}

.stepper-step {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
}

.stepper-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 3px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    transition: all var(--transition-base) var(--easing-smooth);
}

.stepper-step.active .stepper-circle {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-color: var(--color-secondary);
    color: var(--white);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(57, 191, 239, 0.4);
}

.stepper-step.completed .stepper-circle {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--white);
}

.stepper-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-base) var(--easing-base);
}

.stepper-step.active .stepper-label {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.stepper-step.completed .stepper-label {
    color: var(--text-primary);
}

/* ========================================
   STEPPER PROGRESS - Dynamic width via data-progress
   Calculated by stepper.html.twig based on visible_steps
   ======================================== */
.stepper-progress[data-progress="0"] { width: 0%; }
.stepper-progress[data-progress="13"] { width: 13%; }
.stepper-progress[data-progress="14"] { width: 14%; }
.stepper-progress[data-progress="17"] { width: 17%; }
.stepper-progress[data-progress="25"] { width: 25%; }
.stepper-progress[data-progress="29"] { width: 29%; }
.stepper-progress[data-progress="33"] { width: 33%; }
.stepper-progress[data-progress="38"] { width: 38%; }
.stepper-progress[data-progress="43"] { width: 43%; }
.stepper-progress[data-progress="50"] { width: 50%; }
.stepper-progress[data-progress="57"] { width: 57%; }
.stepper-progress[data-progress="63"] { width: 63%; }
.stepper-progress[data-progress="67"] { width: 67%; }
.stepper-progress[data-progress="71"] { width: 71%; }
.stepper-progress[data-progress="75"] { width: 75%; }
.stepper-progress[data-progress="83"] { width: 83%; }
.stepper-progress[data-progress="86"] { width: 86%; }
.stepper-progress[data-progress="88"] { width: 88%; }
.stepper-progress[data-progress="100"] { width: 100%; }

/* Responsive */
@media (max-width: 768px) {
    .campaign-stepper {
        padding: var(--spacing-xl);
    }

    .stepper-label {
        font-size: 10px;
    }

    .stepper-circle {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-sm);
    }

    /* Mobile : les pourcentages s'adaptent automatiquement, pas d'override
       en pixels necessaire (cf. selectors [data-stepper-count] ci-dessus). */
}